Plant Directory A–Z
Browse all 5,000 plant profiles by common name. Scientific names appear beneath each link.
Prefer to search? Search the plant database. For practical instructions, explore our growing guides.
A
- Aaron Rod Verbascum sinuatum
- Abiu Pouteria caimito
- Abromeitiella Brevifolia Deuterocohnia brevifolia
- Achachairu Garcinia humilis
- Ackee Blighia sapida
- Acorn Banksia Banksia prionotes
- Acorn Squash Cucurbita pepo var. turbinata
- Actinostemon Actinostemon concolor
- Acuminate Butterwort Pinguicula acuminata
- Adder Tongue Fern Ophioglossum pusillum
- Adriatic Bellflower Campanula garganica
- Afghan Lilac Syringa afghanica
- Afghan Redbud Cercis griffithii
- African Afzelia Afzelia africana
- African Aneilema Aneilema beniniense
- African Blackwood Dalbergia melanoxylon
- African Buforrestia Buforrestia imperforata
- African Costus Paracostus englerianus
- African Crabwood Carapa procera
- African Custard Apple Annona stenophylla
- African Dayflower Commelina africana
- African Dream Herb Cissampelos capensis
- African Ebony Diospyros crassiflora
- African Flag Chasmanthe floribunda
- African Floscopa Floscopa glomerata
- African Fringe Tree Chionanthus foveolatus
- African Fumitory Fumaria muralis
- African Gardenia Gardenia volkensii
- African Greenheart Piptostigma fasciculatum
- African Juniper Juniperus procera
- African Mahogany Khaya anthotheca
- African Marantochloa Marantochloa leucantha
- African Mask Plant Alocasia sanderiana
- African Milk Tree Euphorbia trigona
- African Monkey Pot Napoleonaea leonensis
- African Napoleon Tree Napoleonaea imperialis
- African Nutmeg Monodora undulata
- African Padauk Pterocarpus soyauxii
- African Peach Nauclea latifolia
- African Pear Dacryodes klaineana
- African Pearwood Manilkara obovata
- African Pepper Xylopia aethiopica
- African Pollia Pollia bracteata
- African Rosewood Pterocarpus angolensis
- African Sausage Tree Kigelia africana
- African Sesame Sesamum alatum
- African Spider Flower Cleome gynandra
- African Spiderplant Gynandropsis gynandra
- African Spiral Ginger Costus afer
- African Star Apple Chrysophyllum albidum
- African Starcluster Pentas zanzibarica
- African Sumac Searsia lancea
- African Teak Milicia excelsa
- African Tulip Tree Spathodea campanulata
- African Uvaria Uvaria chamae
- African Violet Streptocarpus ionanthus
- African Violet Brevipilosus Streptocarpus brevipilosus
- African Violet Grandifolia Streptocarpus ionanthus subsp. grandifolius
- African Violet Nitidus Streptocarpus nitidus
- African Violet Orbicularis Streptocarpus ionanthus subsp. orbicularis
- African Violet Shumensis Streptocarpus shumensis
- Afrormosia Pericopsis elata
- Agarwood Aquilaria malaccensis
- Ageratum Ageratum houstonianum
- Agnata Butterwort Pinguicula agnata
- Agrimony Agrimonia gryposepala
- Akeake Dodonaea viscosa
- Akia Wikstroemia oahuensis
- Alaska Cedar Callitropsis nootkatensis
- Albicaulis Blazingstar Mentzelia albicaulis
- Alchornea Alchornea glandulosa
- Aleppo Pine Pinus halepensis
- Alexanders Smyrnium olusatrum
- Alexandra Palm Archontophoenix alexandrae
- Algerian Ivy Hedera algeriensis
- Alibertia Alibertia edulis
- Alice Sundew Drosera aliciae
- Alkali Popcorn Flower Plagiobothrys leptocladus
- Alkali Sacaton Sporobolus airoides
- Allegheny Monkeyflower Mimulus ringens
- Allegheny Serviceberry Amelanchier laevis
- Aloe Vera Aloe vera
- Alpine Ash Eucalyptus delegatensis
- Alpine Aster Aster alpinus
- Alpine Avens Geum montanum
- Alpine Azalea Kalmia procumbens
- Alpine Bartsia Bartsia alpina
- Alpine Bellflower Campanula alpestris
- Alpine Betony Stachys alpina
- Alpine Bistort Bistorta vivipara
- Alpine Bladderwort Utricularia alpina
- Alpine Bluegrass Poa alpina
- Alpine Brookweed Samolus valerandi
- Alpine Buttercup Ranunculus alpestris
- Alpine Butterwort Pinguicula alpina
- Alpine Calamint Clinopodium alpinum
- Alpine Catchfly Silene suecica
- Alpine Cinquefoil Potentilla crantzii
- Alpine Clematis Clematis alpina
- Alpine Clover Trifolium alpinum
- Alpine Columbine Aquilegia alpina
- Alpine Cryptantha Oreocarya nubigena
- Alpine Daphne Daphne alpina
- Alpine Dock Rumex alpinus
- Alpine Dragonhead Dracocephalum ruyschiana
- Alpine Everlasting Antennaria alpina
- Alpine Eyebright Euphrasia minima
- Alpine Fleabane Erigeron alpinus
- Alpine Forget-me-not Myosotis alpestris
- Alpine Gentian Gentiana alpina
- Alpine Goldenrod Solidago multiradiata
- Alpine Gypsophila Gypsophila repens
- Alpine Hairgrass Deschampsia alpina
- Alpine Hawkweed Hieracium alpinum
- Alpine Lady Fern Athyrium distentifolium
- Alpine Ladybell Adenophora alpina
- Alpine Lousewort Pedicularis verticillata
- Alpine Meadow Rue Thalictrum alpinum
- Alpine Pasqueflower Pulsatilla alpina
- Alpine Pennycress Noccaea caerulescens
- Alpine Penstemon Penstemon davidsonii var. menziesii
- Alpine Plantain Plantago alpina
- Alpine Poppy Papaver alpinum
- Alpine Rock Jasmine Androsace alpina
- Alpine Rockcress Arabis alpina
- Alpine Sandwort Minuartia verna
- Alpine Saxifrage Saxifraga paniculata
- Alpine Scabious Knautia longifolia
- Alpine Snowbell Soldanella alpina
- Alpine Sorrel Oxyria digyna
- Alpine Speedwell Veronica alpina
- Alpine Springbeauty Claytonia megarhiza
- Alpine Stonecrop Sedum alpestre
- Alpine Strawberry Fragaria vesca subsp. alpina
- Alpine Thrift Armeria alpina
- Alpine Toadflax Linaria alpina
- Alpine Whitlowgrass Draba alpina
- Alpine Wood Fern Dryopteris expansa
- Alpine Woodsia Woodsia alpina
- Alpine Wormwood Artemisia genipi
- Alsobia Alsobia dianthiflora
- Alstroemeria Psittacina Alstroemeria psittacina
- Alumroot Heuchera americana
- Amaranth Amaranthus cruentus
- Amazakoue Guibourtia ehie
- Amazon Bellucia Bellucia grossularioides
- Amazon Carludovica Carludovica sulcata
- Amazon Costus Costus scaber
- Amazon Elephant Ear Alocasia amazonica
- Amazon Monkey Pot Eschweilera amazonica
- Amazon Sword Echinodorus grisebachii
- Amazonian Bromeliad Araeococcus flagellifolius
- Ambarella Spondias dulcis
- American Alpine Lady Fern Athyrium americanum
- American Arborvitae Thuja occidentalis
- American Beachgrass Ammophila breviligulata
- American Bladdernut Staphylea trifolia
- American Brooklime Veronica americana
- American Bugleweed Lycopus americanus
- American Chestnut Castanea dentata
- American Crabapple Malus coronaria
- American Germander Teucrium canadense
- American Ginseng Panax quinquefolius
- American Globeflower Trollius laxus
- American Hazelnut Corylus americana
- American Holly Ilex opaca
- American Hornbeam Carpinus caroliniana
- American Lopseed Phryma leptostachya
- American Parsley Fern Cryptogramma acrostichoides
- American Pasqueflower Pulsatilla patens
- American Persimmon Diospyros virginiana
- American Pillwort Pilularia americana
- American Plum Prunus americana
- American Sea Rocket Cakile edentula
- American Smoketree Cotinus obovatus
- American Snowbell Styrax americanus
- American Spikenard Aralia racemosa
- American Strawberry Bush Euonymus americanus
- American Sycamore Platanus occidentalis
- American Water Plantain Alisma subcordatum
- American Wisteria Wisteria frutescens
- Amla Phyllanthus emblica
- Ampullaria Pitcher Plant Nepenthes ampullaria
- Amur Barberry Berberis amurensis
- Amur Maple Acer ginnala
- Amur Privet Ligustrum amurense
- Anchovy Pear Grias cauliflora
- Andean Alstroemeria Alstroemeria ligtu
- Andean Bomarea Bomarea hirtella
- Andean Brachyotum Brachyotum strigosum
- Andean Caiophora Caiophora chuquitensis
- Andean Cedar Cedrela montana
- Andean Chaetogastra Chaetogastra mollis
- Andean Clethra Clethra fimbriata
- Andean Dendropanax Dendropanax macrophyllus
- Andean Oreopanax Oreopanax floribundus
- Andean Saurauia Saurauia bullosa
- Andean Tinantia Tinantia anomala
- Angel Fishing Rod Dierama reynoldsii
- Angel Trumpet Iochroma Iochroma calycinum
- Angelica Angelica archangelica
- Angels Fishing Rod Dierama pulcherrimum
- Anise Pimpinella anisum
- Anise Hyssop Agastache foeniculum
- Anise Magnolia Magnolia salicifolia
- Aniseed Myrtle Syzygium anisatum
- Aniseroot Osmorhiza longistylis
- Annual Beardgrass Polypogon viridis
- Annual Bluegrass Poa annua
- Annual Statice Limonium sinuatum
- Annual Woundwort Stachys annua
- Ant Plant Tococa Tococa bullifera
- Anthurium Anthurium andraeanum
- Aparisthmium Aparisthmium cordatum
- Appalachian Sedge Carex appalachica
- Apple Malus domestica
- Apple Berry Billardiera scandens
- Apple Blossom Cassia Cassia javanica
- Apple Mint Mentha suaveolens
- Applegate Paintbrush Castilleja applegatei
- Apricot Prunus armeniaca
- Aquatic Rainbow Plant Byblis aquatica
- Aralia Elata Aralia elata
- Arctic Eyebright Euphrasia arctica
- Arctic Gentian Gentianella propinqua
- Arctic Kiwi Actinidia kolomikta
- Areca Palm Dypsis lutescens
- Argentine Cedar Cedrela fissilis
- Argentine Giant Cactus Echinopsis candicans
- Argyle Apple Eucalyptus cinerea subsp. triplex
- Arizona Barrel Cactus Ferocactus wislizeni
- Arizona Centaury Zeltnera arizonica
- Arizona Cypress Hesperocyparis arizonica
- Arizona Fishhook Cactus Mammillaria grahamii
- Arizona Madrone Arbutus arizonica
- Arizona Water Willow Anisacanthus thurberi
- Arjun Tree Terminalia arjuna
- Arkansas Beardtongue Penstemon arkansanus
- Arnica do Campo Lychnophora pinaster
- Arrow Arum Peltandra virginica
- Arrow Bamboo Pseudosasa japonica
- Arrowhead Vine Syngonium podophyllum
- Arrowleaf Elephant Ear Alocasia longiloba
- Arrowwood Viburnum Viburnum dentatum
- Artichoke Cynara cardunculus var. scolymus
- Artichoke Agave Agave parryi var. truncata
- Arugula Eruca vesicaria
- Ashbys Banksia Banksia ashbyi
- Ashe Magnolia Magnolia ashei
- Ashoka Tree Saraca asoca
- Ashy Silk Tassel Garrya flavescens
- Asian Buttonbush Cephalanthus tetrandrus
- Asian Devils Club Oplopanax elatus
- Asian Dewflower Murdannia spirata
- Asian Selfheal Prunella asiatica
- Asian Spicebush Lindera erythrocarpa
- Asian Twinleaf Plagiorhegma dubium
- Asian Umbrella Leaf Diphylleia grayi
- Asian Water Fern Ceratopteris thalictroides
- Asiatic Sweetleaf Symplocos chinensis
- Asparagus Asparagus officinalis
- Asper Bamboo Dendrocalamus asper
- Asplundia Asplundia rigida
- Atemoya Annona atemoya
- Atlantic White Cedar Chamaecyparis thyoides
- Atlas Cedar Cedrus atlantica
- Attenboroughs Pitcher Plant Nepenthes attenboroughii
- Auranticarpa Auranticarpa rhombifolia
- Aureomaculata Corkscrew Plant Genlisea aureomaculata
- Auricula Primula auricula
- Austral Indigo Indigofera australis
- Australian Bluebell Wahlenbergia gloriosa
- Australian Bugle Ajuga australis
- Australian Cartonema Cartonema parviflorum
- Australian Cordyline Cordyline rubra
- Australian Cycad Cycas media
- Australian Desert Lime Citrus glauca
- Australian Fan Palm Livistona australis
- Australian Honeysuckle Banksia marginata var. marginata
- Australian Kangaroo Apple Solanum aviculare
- Australian Marshwort Nymphoides geminata
- Australian Native Rue Boronia megastigma
- Australian Pitcher Plant Cephalotus follicularis var. follicularis
- Australian Sandalwood Santalum spicatum
- Australian Umbrella Tree Heptapleurum actinophyllum
- Austrian Dragonhead Dracocephalum austriacum
- Autumn Crocus Colchicum autumnale
- Autumn Fern Dryopteris erythrosora
- Autumn Ladies Tresses Spiranthes spiralis
- Autumn Olive Elaeagnus umbellata
- Autumn Pineapple Lily Eucomis autumnalis
- Autumn Sage Salvia greggii
- Avocado Persea americana
- Awl-fruited Sedge Carex stipata
- Axinaea Axinaea macrophylla
- Azalea Rhododendron simsii
- Azores Ivy Hedera azorica
- Azores Laurel Laurus azorica
- Aztec Lily Sprekelia formosissima
- Aztec Sweet Herb Lippia dulcis
- Azure Penstemon Penstemon azureus
B
- Baboon Flower Babiana stricta
- Baby Blue Eyes Nemophila menziesii
- Baby Rubber Plant Peperomia obtusifolia
- Baby Toes Fenestraria rhopalophylla
- Bachelor's Button Centaurea cyanus
- Bacuri Platonia insignis
- Bael Aegle marmelos
- Bahama Firebush Hamelia cuprea
- Bahama Senna Senna mexicana var. chapmanii
- Bahama Wild Coffee Psychotria ligustrifolia
- Bahera Terminalia bellirica
- Bahia Grass Paspalum notatum
- Baikal Skullcap Scutellaria baicalensis
- Bakupari Garcinia brasiliensis
- Balcooa Bamboo Bambusa balcooa
- Bald Cypress Taxodium distichum
- Bald Spikerush Eleocharis erythropoda
- Baldwin Flatsedge Cyperus croceus
- Balfour Aralia Polyscias balfouriana
- Balkan Butterwort Pinguicula balcanica
- Balkan Maple Acer hyrcanum
- Ball Moss Tillandsia recurvata
- Balloon Cactus Parodia magnifica
- Balloon Flower Platycodon grandiflorus
- Balloon Vine Cardiospermum halicacabum
- Balsa Ochroma pyramidale
- Balsam Fir Abies balsamea
- Balsam Poplar Populus balsamifera
- Baltic Rush Juncus balticus
- Bamboo Muhly Muhlenbergia dumosa
- Bamboo Palm Chamaedorea seifrizii
- Bamboo Vine Smilax laurifolia
- Bamburanta Ctenanthe lubbersiana
- Banana Musa spp.
- Banana Passionfruit Passiflora mollissima
- Banana Shrub Magnolia figo var. crassipes
- Baobab Adansonia digitata
- Barbados Cherry Malpighia emarginata
- Barberetta Barberetta aurea
- Barestem Biscuitroot Lomatium nudicaule
- Barley Hordeum vulgare
- Barneby Columbine Aquilegia barnebyi
- Barrenwort Epimedium alpinum
- Barringtonia Barringtonia racemosa
- Baseball Plant Euphorbia obesa
- Basil Ocimum basilicum
- Basket Plant Callisia fragrans
- Basket Vine Aeschynanthus speciosus
- Bastard Balm Melittis melissophyllum
- Bastard Toadflax Comandra umbellata
- Batoko Plum Flacourtia inermis
- Bavarian Masterwort Astrantia bavarica
- Baxteria Baxteria australis
- Bay Cedar Suriana maritima var. maritima
- Bay Laurel Laurus nobilis
- Beach False Foxglove Agalinis maritima
- Beach Pandanus Pandanus dubius
- Beach Plum Prunus maritima
- Beach Verbena Phyla stoechadifolia
- Beaked Hakea Hakea rostrata
- Beaked Hazelnut Corylus cornuta
- Beaked Sedge Carex utriculata
- Bear Breeches Acanthus mollis
- Bear Paws Cotyledon tomentosa
- Bearberry Arctostaphylos uva-ursi
- Bearded Bellflower Campanula barbata
- Bearded Iris Iris germanica
- Beauty Bush Kolkwitzia amabilis
- Beautyberry Callicarpa americana
- Bebb Willow Salix bebbiana
- Bee Balm Monarda didyma
- Beechdrops Epifagus virginiana
- Beechey Bamboo Bambusa beecheyana
- Beehive Ginger Zingiber spectabile
- Beet Beta vulgaris
- Beetle Peperomia Peperomia quadrangularis
- Beilschmiedia Tawa Beilschmiedia tawa
- Bell Heather Erica cinerea
- Bell Pepper Capsicum annuum
- Bellina Orchid Phalaenopsis bellina
- Bellucia Bellucia pentamera
- Benghal Dayflower Commelina benghalensis
- Bent Trillium Trillium flexipes
- Betel Leaf Piper betle
- Bethlehem Sage Pulmonaria saccharata
- Betony Stachys officinalis
- Bicalcarata Pitcher Plant Nepenthes bicalcarata
- Big Berry Manzanita Arctostaphylos glauca
- Big Bluestem Andropogon gerardii
- Big Cordgrass Spartina cynosuroides
- Bigflower Pawpaw Asimina obovata
- Bigleaf Aster Eurybia macrophylla
- Bigleaf Magnolia Magnolia macrophylla
- Bigleaf Maple Acer macrophyllum
- Bigleaf Snowbell Styrax grandifolius
- Bigseed Biscuitroot Lomatium macrocarpum
- Bigtooth Aspen Populus grandidentata
- Bigtooth Maple Acer grandidentatum var. grandidentatum
- Bilimbi Averrhoa bilimbi
- Bilinga Nauclea diderrichii
- Billy Buttons Craspedia variabilis
- Bird Nest Anthurium Anthurium hookeri
- Bird's Nest Fern Asplenium nidus
- Birds Eye Speedwell Veronica filiformis
- Birds-eye Primrose Primula farinosa
- Biriba Annona mucosa
- Bishop Cap Mitella diphylla
- Bishops Cap Cactus Astrophytum myriostigma
- Bismarck Palm Bismarckia nobilis
- Bisset Bamboo Phyllostachys bissetii
- Bitternut Hickory Carya cordiformis
- Bitterroot Lewisia rediviva
- Bitterwood Picrasma excelsa
- Black Apple Pouteria australis
- Black Apple Sapote Planchonella australis
- Black Bamboo Phyllostachys nigra
- Black Calabash Amphitecna latifolia
- Black Cardamom Amomum subulatum
- Black Cherry Prunus serotina
- Black Cohosh Actaea racemosa
- Black Flag Iris Ferraria ferrariola
- Black Giant Bamboo Gigantochloa atroviolacea
- Black Gum Nyssa sylvatica
- Black Horehound Ballota nigra
- Black Huckleberry Gaylussacia baccata
- Black Kangaroo Paw Macropidia fuliginosa
- Black Locust Robinia pseudoacacia
- Black Magic Elephant Ear Colocasia esculenta var. black magic
- Black Maple Acer nigrum
- Black Mesquite Prosopis nigra
- Black Monkey Pot Eschweilera coriacea
- Black Oak Quercus velutina
- Black Pagoda Lipstick Plant Aeschynanthus longicaulis
- Black Pitcher Plant Nepenthes nigra
- Black Rampion Phyteuma nigrum
- Black Sage Salvia mellifera
- Black Sapote Diospyros digyna
- Black Sedge Carex nigra
- Black Siris Albizia procera
- Black Snakeroot Sanicula marilandica
- Black Spruce Picea mariana
- Black Sweetwood Nectandra membranacea
- Black Turmeric Curcuma caesia
- Black Varnish Plant Pseuderanthemum carruthersii
- Black Velvet Alocasia Alocasia reginula
- Black Walnut Juglans nigra
- Black Wattle Acacia mearnsii
- Black Willow Salix nigra
- Black-Eyed Susan Rudbeckia hirta
- Black-Eyed Susan Vine Thunbergia alata
- Blackberry Rubus fruticosus agg.
- Blackboy Grass Tree Xanthorrhoea preissii
- Blackbutt Eucalyptus pilularis
- Blackhaw Viburnum Viburnum prunifolium
- Blackmans Bladderwort Utricularia blackmanii
- Blackwood Acacia melanoxylon
- Bladder Campion Silene vulgaris
- Bladder Sedge Carex intumescens
- Bladderpod Peritoma arborea
- Blakea Blakea trinervia
- Blancoa Blancoa canescens
- Blanket Flower Gaillardia aristata
- Bleeding Heart Lamprocapnos spectabilis
- Blood Flower Haemanthus coccineus
- Blood Lily Scadoxus multiflorus
- Bloodleaf Justicia Justicia procumbens
- Bloodroot Sanguinaria canadensis
- Bloodroot Haemodorum Haemodorum spicatum
- Bloodwood Corymbia gummifera
- Blue Achimenes Achimenes grandiflora
- Blue Agave Agave tequilana
- Blue Alpine Daisy Erigeron leiomerus
- Blue Amaryllis Griffinia aracensis
- Blue Baboon Flower Babiana angustifolia
- Blue Barleria Barleria repens
- Blue Barrel Cactus Ferocactus glaucescens
- Blue Bladderwort Utricularia caerulea
- Blue Brunnera Brunnera macrophylla
- Blue Bush Diospyros lycioides
- Blue Butterwort Pinguicula cyclosecta
- Blue Cape Primrose Streptocarpus cyaneus
- Blue Chalksticks Curio repens
- Blue Codonopsis Codonopsis convolvulacea
- Blue Cohosh Caulophyllum thalictroides
- Blue Coleotrype Coleotrype natalensis
- Blue Conehead Strobilanthes cusia
- Blue Cycad Encephalartos horridus
- Blue Devil Eryngium ovinum
- Blue Dioon Dioon spinulosum
- Blue Eryngo Eryngium planum
- Blue Eyed Mary Collinsia verna
- Blue Faramea Faramea multiflora
- Blue Fescue Festuca glauca
- Blue Fiesta Flower Pholistoma racemosum
- Blue Finger Flower Cheiranthera cyanea
- Blue Flag Iris Iris versicolor
- Blue Flax Lily Dianella caerulea
- Blue Giant Hyssop Agastache urticifolia
- Blue Ginger Dichorisandra thyrsiflora
- Blue Grama Bouteloua gracilis
- Blue Hakea Hakea lehmanniana
- Blue Himalayan Bamboo Himalayacalamus hookerianus
- Blue Holly Ilex meserveae
- Blue Houndstongue Cynoglossum amabile
- Blue Lace Flower Trachymene coerulea
- Blue Lachenalia Lachenalia viridiflora
- Blue Leaved Mallee Eucalyptus polybractea
- Blue Lilly Pilly Syzygium oleosum
- Blue Lips Collinsia grandiflora
- Blue Marianthus Marianthus ringens
- Blue Moraea Moraea polystachya
- Blue Mountain Penstemon Penstemon venustus
- Blue Murdannia Murdannia edulis
- Blue Palo Verde Parkinsonia florida
- Blue Passionflower Passiflora caerulea
- Blue Pickerelweed Pontederia azurea
- Blue Pollia Pollia condensata
- Blue Porandra Porandra ramosa
- Blue Portea Portea petropolitana
- Blue Porterweed Stachytarpheta jamaicensis
- Blue Potato Bush Lycianthes rantonnetii
- Blue Pronaya Pronaya elegans
- Blue Pseuderanthemum Pseuderanthemum laxiflorum
- Blue Puya Puya alpestris
- Blue Quandong Elaeocarpus grandis
- Blue Rain Bromeliad Aechmea chantinii
- Blue Rampion Phyteuma betonicifolium
- Blue Sage Salvia reptans
- Blue Sage Bush Eranthemum pulchellum
- Blue Sage Strobilanthes Strobilanthes callosus
- Blue Sedge Carex flacca
- Blue Shrimp Plant Cerinthe major
- Blue Spiderwort Commelina erecta
- Blue Star Fern Phlebodium aureum
- Blue Swertia Swertia bimaculata
- Blue Tango Bromeliad Aechmea fendleri
- Blue Tank Bromeliad Wittrockia cyathiformis
- Blue Teasel Dipsacus sativus
- Blue Tinsel Lily Calectasia grandiflora
- Blue Toadflax Nuttallanthus floridanus
- Blue Tongue Melastoma malabathricum
- Blue Trumpet Vine Thunbergia grandiflora
- Blue Vanda Vanda coerulea
- Blue Vervain Verbena hastata
- Blue Wandering Jew Cyanotis somaliensis
- Blue Watsonia Watsonia pillansii
- Blue Weldenia Weldenia candida
- Blue Wildrye Elymus glaucus
- Blue Wood Sedge Carex flaccosperma
- Blue-Eyed Grass Sisyrinchium angustifolium
- Blue-eyed Moraea Moraea aristata
- Blue-stemmed Goldenrod Solidago caesia
- Bluebell Bellflower Campanula rotundifolia
- Bluebell Creeper Billardiera heterophylla
- Blueberry Vaccinium corymbosum
- Blueberry Ash Elaeocarpus reticulatus
- Blueberry Sweetleaf Symplocos cochinchinensis
- Bluejack Oak Quercus incana
- Bluets Houstonia caerulea
- Blueweed Echium plantagineum
- Blunt-lobed Woodsia Woodsia obtusa
- Blushing Air Plant Tillandsia brachycaulos
- Blushing Bromeliad Neoregelia carolinae
- Boat Lily Tradescantia spathacea
- Bodiniers Beautyberry Callicarpa bodinieri
- Bog Bean Menyanthes trifoliata
- Bog Laurel Kalmia polifolia
- Bog Rosemary Andromeda polifolia
- Bog Sage Salvia uliginosa
- Bog Twayblade Liparis loeselii
- Bok Choy Brassica rapa subsp. chinensis
- Bolwarra Eupomatia laurina
- Bomarea Edulis Bomarea edulis
- Boneset Eupatorium perfoliatum
- Bonnet Bellflower Codonopsis pilosula
- Borage Borago officinalis
- Borago Pygmaea Borago pygmaea
- Borneo Camphor Tree Dryobalanops aromatica
- Borneo Ironwood Laurel Eusideroxylon zwageri
- Borrego Cryptantha Cryptantha barbigera
- Boston Fern Nephrolepis exaltata
- Boston Ivy Parthenocissus tricuspidata
- Bottle Gentian Gentiana andrewsii
- Bottle Gourd Lagenaria siceraria
- Bottle Palm Hyophorbe lagenicaulis
- Bottle Tree Brachychiton rupestris
- Bottlebrush Melaleuca citrina
- Bottlebrush Banksia Banksia attenuata
- Bottlebrush Buckeye Aesculus parviflora
- Bottlebrush Grass Elymus hystrix
- Bottlebrush Squirreltail Elymus elymoides
- Bougainvillea Bougainvillea glabra
- Bowdens Nerine Nerine bowdenii
- Bowmans Root Gillenia trifoliata
- Box Huckleberry Gaylussacia brachycera
- Boxelder Acer negundo
- Boxwood Buxus sempervirens
- Brachyotum Brachyotum ledifolium
- Bracken Fern Pteridium aquilinum
- Bracted Lousewort Pedicularis bracteosa
- Braidwood Waratah Telopea mongaensis
- Brain Cactus Stenocactus crispatus
- Branched Grass Tree Xanthorrhoea glauca
- Branching Phacelia Phacelia ramosissima
- Brandis Bamboo Dendrocalamus brandisii
- Braun Holly Fern Polystichum braunii
- Brazil Nut Tree Bertholletia excelsa
- Brazilian Alstroemeria Alstroemeria caryophyllaea
- Brazilian Buttonweed Spermacoce verticillata
- Brazilian Cambara Lavoisiera imbricata
- Brazilian Clethra Clethra scabra
- Brazilian Cranberry Dichaetanthera granulosa
- Brazilian Dichorisandra Dichorisandra mosaica
- Brazilian Duguetia Duguetia salicifolia
- Brazilian Edelweiss Sinningia leucotricha
- Brazilian Glory Tree Pleroma granulosum
- Brazilian Griffinia Griffinia liboniana
- Brazilian Guadua Guadua tagoara
- Brazilian Ironweed Vernonanthura phosphorica
- Brazilian Lasiandra Pleroma sellowianum
- Brazilian Miconia Miconia cinnamomifolia
- Brazilian Monkey Pot Eschweilera ovata
- Brazilian Pepper Tree Schinus terebinthifolia
- Brazilian Pepper Tree Xylopia Xylopia aromatica
- Brazilian Plume Flower Justicia carnea
- Brazilian Porterweed Stachytarpheta cayennensis
- Brazilian Pusley Richardia brasiliensis
- Brazilian Rosewood Dalbergia nigra
- Brazilian Spider Flower Tibouchina longifolia
- Brazilian Vase Plant Nidularium innocentii
- Brazilian Walnut Ocotea porosa
- Brazilian Waterweed Egeria densa
- Bread Palm Encephalartos ferox
- Breadfruit Artocarpus altilis
- Bridal Veil Plant Gibasis pellucida
- Bride Bush Pavetta gardeniifolia
- Bridge Penstemon Penstemon rostriflorus
- Bristly Locust Robinia hispida
- Bristly Sarsaparilla Aralia hispida
- Bristly Sedge Carex comosa
- Brittle Bladder Fern Cystopteris fragilis
- Broad Beech Fern Phegopteris hexagonoptera
- Broad Buckler Fern Dryopteris dilatata var. americana
- Broad Halberd Fern Tectaria heracleifolia
- Broad Leaved Twayblade Neottia ovata
- Broadleaf Amischotolype Amischotolype hispida
- Broadleaf Arrowhead Sagittaria latifolia
- Broadleaf Asplundia Asplundia utilis
- Broadleaf Bamboo Sasa kurilensis
- Broadleaf Cordyline Cordyline petiolaris
- Broadleaf Geebung Persoonia levis
- Broadleaf Hopbush Dodonaea triquetra
- Broadleaf Massonia Massonia bifolia
- Broadleaf Pitcairnia Pitcairnia heterophylla
- Broadleaf Saurauia Saurauia latifolia
- Broadleaf Sea Lavender Limonium latifolium
- Broadleaf Sedge Carex platyphylla
- Broadleaf Spindle Euonymus latifolius
- Broadleaf Sugarbush Protea eximia
- Broadleaf Sundew Drosera latifolia
- Broadleaf Water Parsnip Sium latifolium
- Brocchinia Hechtioides Brocchinia hechtioides
- Brocchinia Reducta Brocchinia reducta
- Broccoli Brassica oleracea var. italica
- Bromeliad Bladderwort Utricularia nelumbifolia
- Bronze Sedge Carex testacea
- Brook Lobelia Lobelia dortmanna
- Brook Saxifrage Saxifraga rivularis
- Brookfoam Boykinia occidentalis
- Brooklime Veronica beccabunga
- Brown Barrel Eucalyptus fastigata
- Brown Bog Rush Juncus pelocarpus
- Brown Boronia Boronia megastigma var. megastigma
- Brown Cassia Cassia abbreviata
- Brown Galingale Cyperus fuscus
- Brownea Brownea grandiceps
- Brownseed Paspalum Paspalum plicatulum
- Brush Cherry Syzygium australe
- Brussels Sprouts Brassica oleracea var. gemmifera
- Bubinga Guibourtia demeusei
- Buckley Penstemon Penstemon buckleyi
- Buckthorn Bumelia Sideroxylon lycioides
- Buckwheat Fagopyrum esculentum
- Buffalo Thorn Ziziphus mucronata
- Buffaloberry Shepherdia argentea
- Buffalograss Bouteloua dactyloides
- Bulberin Nut Macadamia jansenii
- Bulbil Bugle Lily Watsonia meriana
- Bulblet Fern Cystopteris bulbifera
- Bulbous Air Plant Tillandsia bulbosa
- Bull Banksia Banksia grandis
- Bulletwood Manilkara bidentata
- Bunchberry Cornus canadensis
- Bunya Pine Araucaria bidwillii
- Bunya Waratah Alloxylon flammeum
- Bur Oak Quercus macrocarpa
- Bur Reed Sparganium americanum
- Burbidge Pitcher Plant Nepenthes burbidgeae
- Burdekin Plum Pleiogynium timoriense
- Burdock Arctium lappa
- Burgundy Neoregelia Neoregelia johannis
- Burhead Echinodorus berteroi
- Buriti Palm Mauritia flexuosa
- Burkwood Daphne Daphne burkwoodii
- Burkwood Osmanthus Osmanthus burkwoodii
- Burle Marx Philodendron Philodendron burle-marxii
- Burma Padauk Pterocarpus macrocarpus
- Burmese Grape Baccaurea ramiflora
- Burmese Plumbago Ceratostigma griffithii
- Burning Bush Euonymus alatus
- Burrawang Macrozamia communis
- Burros Tail Sedum morganianum
- Bursaria Bursaria spinosa
- Bush Clematis Clematis integrifolia
- Bush Clock Flower Barleria albostellata
- Bush Clock Vine Thunbergia erecta
- Bush Honeysuckle Diervilla lonicera
- Bush Lily Clivia caulescens
- Bush Monkeyflower Diplacus longiflorus
- Bush Poppy Dendromecon rigida
- Bush Violet Barleria obtusa
- Bushmans Poison Bulb Ammocharis longifolia
- Bushveld Saffron Elaeodendron transvaalense
- Bushwillow Combretum apiculatum
- Bushy Cheiranthera Cheiranthera preissiana
- Bushy Lippia Lippia alba
- Butter and Eggs Linaria vulgaris var. vulgaris
- Butter and Eggs Owl Clover Triphysaria versicolor
- Butterfly Bush Senna Senna bicapsularis
- Butterfly Gladiolus Gladiolus papilio
- Butterfly Weed Asclepias tuberosa
- Butternut Juglans cinerea
- Butternut Squash Cucurbita moschata
- Button Eryngo Eryngium aquaticum
- Button Fern Pellaea rotundifolia
- Button Mangosteen Garcinia prainiana
- Buttonbush Cephalanthus occidentalis
- Buttonbush Gardenia Gardenia cornuta
- Buttonweed Diodia virginiana
- Byzantine Colchicum Colchicum byzantinum
C
- Cabbage Brassica oleracea var. capitata
- Cabbage Palm Sabal palmetto
- Cabbage Tree Cussonia Cussonia spicata
- Cacao Theobroma cacao
- Cainito Chrysophyllum cainito
- Cajeput Melaleuca cajuputi
- Calabao Uvaria rufa
- Calabash Nutmeg Monodora tenuifolia
- Calabash Tree Crescentia cujete
- Caladium Caladium bicolor
- Calamint Clinopodium nepeta
- Calamondin Citrus microcarpa
- Calathea Crotalifera Calathea crotalifera
- Calathea Inocephala Calathea inocephala
- Calathea Lutea Calathea lutea
- Calathea Marantifolia Calathea marantifolia
- Calectasia Calectasia cyanea
- Calendula Calendula officinalis
- Calico Aster Symphyotrichum lateriflorum
- Calico Beardtongue Penstemon calycosus
- Calico Bladderwort Utricularia calycifida
- Calico Flower Aristolochia elegans
- Calico Hearts Adromischus maculatus
- California Bay Umbellularia californica
- California Brome Bromus carinatus
- California Broomrape Aphyllon californicum
- California Buckeye Aesculus californica
- California Bulrush Schoenoplectus californicus
- California Cordgrass Spartina foliosa
- California Corn Lily Veratrum californicum
- California Fan Palm Washingtonia filifera
- California Fescue Festuca californica
- California Figwort Scrophularia californica
- California Heliotrope Phacelia distans
- California Maidenhair Fern Adiantum jordanii
- California Nutmeg Torreya californica
- California Pipevine Aristolochia californica
- California Polypody Polypodium californicum
- California Poppy Eschscholzia californica
- California Sea Lavender Limonium californicum
- California Spectaclepod Dithyrea californica
- California Spikenard Aralia californica
- California Valerian Valeriana sitchensis
- Cambessedesia Cambessedesia hilariana
- Cambuca Plinia edulis
- Camel Thorn Vachellia erioloba
- Camellia Camellia japonica
- Cameroon Marantochloa Marantochloa congensis
- Cameroon Palisota Palisota barteri
- Campbell Magnolia Magnolia campbellii
- Campfire Crassula Crassula capitella
- Camphor Tree Cinnamomum camphora
- Campo Rupestre Sundew Drosera camporupestris
- Camu Camu Myrciaria dubia
- Canada Bluegrass Poa compressa
- Canada Bluejoint Calamagrostis canadensis
- Canada Brome Bromus canadensis
- Canada Honeysuckle Lonicera canadensis
- Canada Lily Lilium canadense
- Canada Rush Juncus canadensis
- Canada Toadflax Nuttallanthus canadensis
- Canada Wild Rye Elymus canadensis
- Canadian Anemone Anemone canadensis
- Canadian Moonseed Menispermum canadense
- Canadian Sanicle Sanicula canadensis
- Canadian Waterweed Elodea canadensis
- Canary Balm Cedronella canariensis
- Canary Bellflower Canarina canariensis
- Canary Grass Phalaris canariensis
- Canary Island Date Palm Phoenix canariensis
- Canary Island Statice Limonium perezii
- Canary Ivy Hedera canariensis
- Canary Laurel Laurus novocanariensis
- Canary Strawberry Tree Arbutus canariensis
- Candeia Eremanthus erythropappus
- Candelabra Grevillea Grevillea candelabroides
- Candelabra Lily Brunsvigia josephinae
- Candelabra Tree Euphorbia ingens
- Candlestick Senna Senna alata
- Candlewick Plant Verbascum speciosum
- Candy Corn Plant Nematanthus corticola
- Canistel Pouteria campechiana
- Canistropsis Bromeliad Canistropsis billbergioides
- Canistrum Bromeliad Canistrum aurantiacum
- Cannonball Tree Couroupita guianensis
- Cantaloupe Cucumis melo var. cantalupensis
- Canterbury Bells Campanula medium
- Canyon Maple Acer grandidentatum
- Canyon Sage Salvia pachyphylla
- Capadocian Maple Acer cappadocicum
- Cape Aloe Aloe ferox
- Cape Blood Lily Haemanthus humilis
- Cape Bugle Lily Watsonia borbonica
- Cape Chestnut Calodendrum capense
- Cape Clivia Clivia gardenii
- Cape Coast Lily Cyrtanthus obliquus
- Cape Cowslip Lachenalia aloides
- Cape Fig Ficus sur
- Cape Gardenia Gardenia augusta
- Cape Gladiolus Gladiolus carneus
- Cape Heath Erica cerinthoides
- Cape Honeysuckle Tecoma capensis
- Cape Honeysuckle Acanthus Anisotes formosissimus
- Cape Honeysuckle Pentas Pentas lanceolata
- Cape Leadwort Plumbago auriculata
- Cape Mahogany Trichilia dregeana
- Cape Mayten Maytenus acuminata
- Cape Pittosporum Pittosporum viridiflorum
- Cape Poison Bulb Boophone haemanthoides
- Cape Primrose Streptocarpus rexii
- Cape Snapdragon Nemesia strumosa
- Cape Snowdrop Strumaria truncata
- Cape Squill Drimia maritima
- Cape Star Ornithogalum thyrsoides
- Cape Star Of Bethlehem Albuca canadensis
- Cape Sundew Drosera capensis
- Cape Tulip Moraea miniata
- Cape Tulip Moraea Moraea flaccida
- Cape Xiphidium Xiphidium caeruleum
- Capnoides Capnoides sempervirens
- Caranday Palm Copernicia alba
- Caraway Carum carvi
- Cardamom Elettaria cardamomum
- Cardboard Palm Zamia furfuracea
- Cardinal Airplant Guzmania sanguinea
- Cardinal Beardtongue Penstemon cardinalis
- Cardinal Climber Ipomoea × multifida
- Cardinal Flower Lobelia cardinalis
- Cardinal Lobelia Lobelia cardinalis var. graminea
- Cardinal Monkeyflower Erythranthe cardinalis
- Cardinal Sinningia Sinningia cardinalis
- Cardinals Guard Pachystachys coccinea
- Cardoon Cynara cardunculus
- Cardwell Penstemon Penstemon cardwellii
- Caribaea Heliconia Heliconia caribaea
- Caribbean Dendropanax Dendropanax laurifolius
- Caribbean Elephantfoot Elephantopus scaber
- Caribbean Justicia Justicia secunda
- Carinata Cornsalad Valerianella carinata
- Carob Ceratonia siliqua
- Carolina Anemone Anemone caroliniana
- Carolina Ash Fraxinus caroliniana
- Carolina Buckthorn Frangula caroliniana
- Carolina Catchfly Silene caroliniana
- Carolina Hemlock Tsuga caroliniana
- Carolina Holly Ilex ambigua
- Carolina Jessamine Gelsemium sempervirens
- Carolina Silverbell Halesia carolina
- Carolina Snailseed Cocculus carolinus
- Carolina Spring Beauty Claytonia caroliniana
- Carolina Wild Petunia Ruellia caroliniensis
- Carpathian Bellflower Campanula carpatica
- Carrion Flower Smilax herbacea
- Carrot Daucus carota subsp. sativus
- Cartonema Cartonema spicatum
- Cascade Penstemon Penstemon serrulatus var. serrulatus
- Cascade Plant Centradenia inaequilateralis
- Cashew Anacardium occidentale
- Cashmere Sage Phlomis cashmeriana
- Caspian Locust Gleditsia caspica
- Caspian Sea Lavender Limonium caspium
- Cassandra Chamaedaphne calyculata var. angustifolia
- Cassava Manihot esculenta
- Cassia Cinnamon Cinnamomum cassia
- Cat Claw Vine Dolichandra unguis-cati
- Cat Greenbrier Smilax glauca var. leurophylla
- Cat Palm Chamaedorea cataractarum
- Catalpa Catalpa bignonioides
- Catbrier Smilax glauca
- Catchfly Gentian Eustoma exaltatum
- Catchweed Bedstraw Galium aparine
- Caterpillar Phacelia Phacelia cicutaria
- Cathedral Window Haworthia Haworthia cymbiformis
- Catherine Wheel Scadoxus cyrtanthiflorus
- Catnip Nepeta cataria
- Catopsis Nutans Catopsis nutans
- Caucasian Scabious Scabiosa caucasica
- Cauliflower Brassica oleracea var. botrytis
- Cebu Blue Pothos Epipremnum pinnatum var. cebu blue
- Celeriac Apium graveolens var. rapaceum
- Celery Apium graveolens
- Centradenia Centradenia floribunda
- Central American Asplundia Asplundia microphylla
- Century Plant Agave americana
- Cephalotus Cephalotus follicularis
- Ceylon Cinnamon Cinnamomum verum
- Ceylon Ebony Diospyros ebenum
- Ceylon Mayten Maytenus emarginata
- Chaetocarpus Chaetocarpus echinocarpus
- Chaetogastra Chaetogastra grossa
- Chaffweed Centunculus minimus
- Chaguar Bromelia hieronymi
- Chain Sword Helanthium tenellum
- Chalk Maple Acer leucoderme
- Chalta Dillenia pentagyna
- Chamomile Matricaria chamomilla
- Changing Forget-Me-Not Myosotis discolor
- Chans Pitcher Plant Nepenthes chaniana
- Chaparral Clematis Clematis lasiantha
- Chapmans Butterwort Pinguicula planifolia
- Charming Slipper Orchid Paphiopedilum venustum
- Charrier Coffee Coffea charrieriana
- Chatham Island Forget-me-not Myosotidium hortensia
- Checkerberry Gaultheria erecta
- Checkered Vanda Vanda tessellata
- Cheddar Pink Dianthus gratianopolitanus
- Cheesewood Pittosporum revolutum
- Cheiranthera Cheiranthera linearis
- Chekiang Camellia Camellia chekiangoleosa
- Cherimoya Annona cherimola
- Cherokee Sedge Carex cherokeensis
- Cherry of the Rio Grande Eugenia involucrata
- Cherry Satinash Syzygium puberulum
- Chervil Anthriscus cerefolium
- Chestnut Dioon Dioon edule
- Chestnut Oak Quercus montana
- Chia Sage Salvia columbariae
- Chickpea Cicer arietinum
- Chile Loasa Loasa acerifolia
- Chilean Bellflower Lapageria rosea
- Chilean Lily Alstroemeria aurea
- Chilean Mesquite Prosopis chilensis
- Chilean Puya Puya chilensis
- Chilean Wine Palm Jubaea chilensis
- Chimanta Sun Pitcher Heliamphora chimantensis
- Chimney Bellflower Campanula pyramidalis
- Chin Cactus Gymnocalycium mihanovichii
- China Doll Tree Radermachera hainanensis
- China Fir Cunninghamia lanceolata
- China Root Smilax china
- Chinese Arborvitae Platycladus orientalis
- Chinese Ash Fraxinus chinensis
- Chinese Astilbe Astilbe chinensis
- Chinese Bladdernut Staphylea holocarpa
- Chinese Brake Fern Pteris vittata
- Chinese Broccoli Brassica oleracea var. alboglabra
- Chinese Cinnamon Tree Cinnamomum chekiangense
- Chinese Clematis Clematis chinensis
- Chinese Coffee Tree Gymnocladus chinensis
- Chinese Coffin Tree Taiwania cryptomerioides
- Chinese Cymbidium Cymbidium sinense
- Chinese Desmos Desmos cochinchinensis
- Chinese Dwarf Bamboo Pleioblastus chino
- Chinese Eurya Eurya chinensis
- Chinese Evergreen Aglaonema commutatum
- Chinese Fan Palm Livistona chinensis
- Chinese Flame Tree Koelreuteria bipinnata
- Chinese Forsythia Forsythia giraldiana
- Chinese Fringe Tree Chionanthus retusus
- Chinese Ginseng Panax notoginseng
- Chinese Globeflower Trollius chinensis
- Chinese Gooseberry Actinidia chinensis
- Chinese Gordonia Polyspora axillaris
- Chinese Ground Orchid Bletilla striata
- Chinese Holly Ilex cornuta
- Chinese Honey Locust Gleditsia sinensis
- Chinese Houses Collinsia heterophylla
- Chinese Itea Itea ilicifolia
- Chinese Juniper Juniperus chinensis
- Chinese Lacquer Tree Toxicodendron vernicifluum
- Chinese Lilac Syringa chinensis
- Chinese Machilus Machilus pauhoi
- Chinese Maple Acer sinense
- Chinese Meadow Rue Thalictrum delavayi
- Chinese Mint Shrub Elsholtzia rugulosa
- Chinese Motherwort Leonurus japonicus
- Chinese Paperbark Maple Acer maximowiczianum
- Chinese Peony Paeonia lactiflora
- Chinese Pink Dianthus chinensis
- Chinese Pistache Pistacia chinensis
- Chinese Pittosporum Pittosporum heterophyllum
- Chinese Plum Yew Cephalotaxus fortunei
- Chinese Plumbago Ceratostigma plumbaginoides
- Chinese Prickly Ash Zanthoxylum simulans
- Chinese Privet Ligustrum sinense
- Chinese Rain Bell Strobilanthes wallichii
- Chinese Redbud Cercis chinensis
- Chinese Sassafras Sassafras tzumu
- Chinese Senna Senna surattensis
- Chinese Soapberry Sapindus mukorossi
- Chinese Stewartia Stewartia sinensis
- Chinese Swamp Cypress Glyptostrobus pensilis
- Chinese Sweetspire Itea chinensis
- Chinese Torreya Torreya grandis
- Chinese Trumpet Vine Campsis grandiflora
- Chinese Tupelo Nyssa sinensis
- Chinese Violet Asystasia dalzelliana
- Chinese Wild Ginger Asarum splendens
- Chinese Winterberry Ilex polyneura
- Chinese Wisteria Wisteria sinensis
- Chinese Yellowwood Cladrastis sinensis
- Chinkapin Oak Quercus muehlenbergii
- Chirita Primulina dryas
- Chirita Linearifolia Primulina linearifolia
- Chittick Lambertia inermis
- Chives Allium schoenoprasum
- Chocolate Albizia Albizia odoratissima
- Chocolate Ferraria Ferraria densepunctulata
- Chocolate Lily Arthropodium strictum
- Chocolate Plant Strobilanthes alternata
- Chocolate Soldier Episcia Episcia lilacina
- Chocolate Soldier Gesneriad Episcia reptans
- Chocolate Vine Akebia quinata
- Chokecherry Prunus virginiana
- Christ Thorn Jujube Ziziphus spina-christi
- Christmas Cactus Schlumbergera × buckleyi
- Christmas Cattleya Cattleya trianae
- Christmas Fern Polystichum acrostichoides
- Christmas Palm Adonidia merrillii
- Cider Gum Eucalyptus gunnii
- Cilantro Coriandrum sativum
- Cinnamon Fern Osmundastrum cinnamomeum
- Cinnamon Grape Fern Botrychium matricariifolium
- Cinnamon Maple Acer griseum var. griseum
- Cinnamon Myrtle Backhousia myrtifolia
- Cinnamon Pleroma Pleroma stenocarpum
- Citron Citrus medica
- Clammy Locust Robinia viscosa
- Clammy Penstemon Penstemon glandulosus
- Claret Cup Cactus Echinocereus triglochidiatus
- Claret Tops Melaleuca linophylla
- Clary Sage Salvia sclarea
- Clasping Venus Looking Glass Triodanis biflora
- Cleveland Monkeyflower Diplacus clevelandii
- Cleveland Sage Salvia clevelandii
- Clidemia Miconia crenata
- Cliff Brake Fern Pellaea atropurpurea
- Climbing Dayflower Commelina diffusa
- Climbing Fumitory Adlumia fungosa
- Climbing Hydrangea Hydrangea anomala subsp. petiolaris
- Climbing Ylang Ylang Artabotrys hexapetalus
- Clintonia Clintonia borealis
- Clockweed Asystasia gangetica
- Closed Gentian Gentiana clausa
- Club Cholla Grusonia clavata
- Clusius Gentian Gentiana clusii
- Clustered Bellflower Campanula glomerata
- Clustered Broomrape Aphyllon fasciculatum
- Clustered Mountain Mint Pycnanthemum muticum
- Clustered Snakeroot Sanicula odorata
- Clusterhead Pink Dianthus giganteus
- Coast Banksia Banksia integrifolia
- Coast Boykinia Boykinia elata
- Coast Popcorn Flower Plagiobothrys chorisianus
- Coast Redwood Sequoia sempervirens
- Coastal Bedstraw Galium hispidulum
- Coastal Cryptantha Cryptantha leiocarpa
- Coastal Five Finger Pseudopanax lessonii
- Coastal Plain False Foxglove Agalinis fasciculata
- Coastal Sandalwood Santalum ellipticum
- Coastal Wattle Acacia sophorae
- Cobaea Penstemon Penstemon cobaea
- Cobra Lily Darlingtonia californica
- Cobweb Houseleek Sempervivum arachnoideum
- Cobweb Spiderwort Tradescantia hirsuticaulis
- Cochliostema Cochliostema odoratissimum
- Cockscomb Air Plant Tillandsia juncea
- Cockspur Coral Tree Erythrina crista-galli
- Cockspur Hawthorn Crataegus crus-galli
- Cocobolo Dalbergia retusa
- Coconut Palm Cocos nucifera
- Codonanthe Codonanthe devosiana
- Coffee Cliffbrake Pellaea andromedifolia
- Coffee Senna Senna occidentalis
- Coffee Shrub Coffea arabica
- Cogongrass Imperata brasiliensis
- Coin Leaf Peperomia Peperomia nummularifolia
- Colchis Bladdernut Staphylea colchica
- Cold-growing Cymbidium Cymbidium kanran
- Colimensis Butterwort Pinguicula colimensis
- Collard Greens Brassica oleracea var. viridis
- Collins Sundew Drosera collinsiae
- Colombian Peperomia Peperomia metallica
- Colombian Saurauia Saurauia ursina
- Colorado Blue Columbine Aquilegia coerulea var. ochroleuca
- Columbine Aquilegia canadensis
- Columnea Glory Columnea gloriosa
- Colville Glory Colvillea racemosa
- Common Bamboo Bambusa vulgaris
- Common Bladderwort Utricularia vulgaris
- Common Bogbean Villarsia reniformis
- Common Brazilian Sundew Drosera communis
- Common Broomrape Orobanche minor
- Common Bugle Ajuga reptans
- Common Butterwort Pinguicula vulgaris
- Common Cattail Typha latifolia
- Common Cinquefoil Potentilla simplex
- Common Comfrey Symphytum officinale
- Common Cow Wheat Melampyrum pratense
- Common Cryptantha Cryptantha intermedia
- Common Eurya Eurya japonica
- Common Everlasting Chrysocephalum apiculatum
- Common Eyebright Euphrasia officinalis
- Common Fiddleneck Amsinckia intermedia
- Common Figwort Scrophularia nodosa
- Common Fumitory Fumaria officinalis
- Common Grape Fern Sceptridium multifidum
- Common Hemp Nettle Galeopsis tetrahit
- Common Hogweed Heracleum sphondylium
- Common Hop Tree Ptelea trifoliata
- Common Juniper Juniperus communis
- Common Leucadendron Leucadendron rubrum
- Common Manzanita Arctostaphylos manzanita
- Common Phebalium Phebalium squamulosum
- Common Purslane Portulaca oleracea
- Common Reed Phragmites australis
- Common Rush Juncus effusus
- Common Snowberry Symphoricarpos albus
- Common Spikerush Eleocharis palustris
- Common Spotted Orchid Dactylorhiza fuchsii
- Common Sugarbush Protea caffra
- Common Toadflax Linaria vulgaris
- Common Tussock Grass Poa flabellata
- Common Vervain Verbena officinalis
- Common Woodrush Luzula sylvatica
- Comolia Comolia sertularia
- Compass Barrel Cactus Ferocactus cylindraceus
- Compass Plant Silphium laciniatum
- Conebush Leucadendron salignum
- Coneflower Echinacea purpurea
- Coolibah Eucalyptus coolabah
- Coontail Ceratophyllum echinatum
- Coontie Zamia integrifolia
- Cootamundra Wattle Acacia baileyana
- Copper Iris Iris fulva
- Copper-leaf Nautilocalyx Nautilocalyx bullatus
- Coral Aloe Aloe striata
- Coral Aphelandra Aphelandra sinclairiana
- Coral Bells Heuchera sanguinea
- Coral Tree Erythrina caffra
- Coralbean Erythrina herbacea
- Coralberry Symphoricarpos orbiculatus
- Coralberry Bromeliad Aechmea fulgens
- Cordyline Banksii Cordyline banksii
- Cork Oak Quercus suber
- Corkscrew Albuca Albuca namaquensis
- Corkwood Leitneria floridana
- Corkwood Hakea Hakea lorea
- Corky Fruit Water Dropwort Oenanthe lachenalii
- Corkyfruit Water Dropwort Tiedemannia filiformis
- Corkystem Passionflower Passiflora suberosa
- Corn Gromwell Lithospermum arvense
- Corn Poppy Papaver rhoeas
- Corn Speedwell Veronica arvensis
- Corn Spurrey Spergula arvensis
- Cornelian Cherry Cornus mas
- Cornish Heath Erica vagans
- Corsican Butterwort Pinguicula corsica
- Corsican Mint Mentha requienii
- Cosmos Cosmos bipinnatus
- Couch Honeypot Banksia nivea
- Coussarea Coussarea hydrangeifolia
- Coville Barrel Cactus Ferocactus covillei
- Cow Parsnip Heracleum maximum
- Cowa Mangosteen Garcinia cowa
- Cowpea Vigna unguiculata
- Cowslip Primrose Primula veris
- Coyote Thistle Eryngium vaseyi
- Crabwood Carapa guianensis
- Cranberry Vaccinium macrocarpon
- Cranefly Orchid Tipularia discolor
- Cream Flower Lecythis Eschweilera grandiflora
- Cream Nut Tree Lecythis minor
- Cream Wild Indigo Baptisia bracteata
- Creeping Bellflower Campanula rapunculoides
- Creeping Buttons Peperomia pellucida
- Creeping Comfrey Symphytum grandiflorum
- Creeping Jenny Lysimachia nummularia
- Creeping Juniper Juniperus horizontalis
- Creeping Medinilla Medinilla sedifolia var. pygmaea
- Creeping Oregon Grape Berberis repens
- Creeping Sage Salvia sonomensis
- Creeping Snowberry Gaultheria hispidula
- Creeping Speedwell Veronica repens
- Crepe Ginger Costus speciosus
- Crested Coralroot Hexalectris spicata
- Crested Cow Wheat Melampyrum cristatum
- Crested Floating Heart Nymphoides cristata
- Crested Late Summer Mint Elsholtzia ciliata
- Crested Prickly Poppy Argemone corymbosa
- Crested Wood Fern Dryopteris cristata
- Cretan Brake Fern Pteris cretica
- Cretan Date Palm Phoenix theophrasti
- Cretan Germander Teucrium creticum
- Cretan Maple Acer sempervirens subsp. sempervirens
- Cretan Rockrose Cistus creticus
- Crevice Alumroot Heuchera parvifolia
- Crevice Heuchera Heuchera pulchella
- Crimson Cattleya Cattleya labiata
- Cross-leaved Heath Erica tetralix
- Crossvine Bignonia capreolata
- Croton Codiaeum variegatum
- Croton Floribundus Croton floribundus
- Croton Urucurana Croton urucurana
- Crowea Crowea exalata
- Crown of Thorns Euphorbia milii
- Crowned Caiophora Caiophora coronata
- Crystal Butterwort Pinguicula crystallina
- Cuban Bellflower Rhytidophyllum auriculatum
- Cuban Oregano Coleus amboinicus
- Cubeb Pepper Piper cubeba
- Cucumber Cucumis sativus
- Cucumber Magnolia Magnolia acuminata
- Culvers Physic Gillenia stipulata
- Culver’s Root Veronicastrum virginicum
- Cumin Cuminum cyminum
- Cup Plant Silphium perfoliatum
- Cupaniopsis Cupaniopsis anacardioides
- Cupid Bower Vine Achimenes longiflora
- Cupuasu Theobroma grandiflorum
- Curry Leaf Tree Murraya koenigii
- Curved Corydalis Corydalis curvisiliqua
- Cushion Knawel Scleranthus biflorus
- Cushion Thrift Acantholimon acerosum
- Cusicks Paintbrush Castilleja cusickii
- Cuspidate Camellia Camellia cuspidata
- Cussonia Paniculata Cussonia paniculata
- Custard Apple Annona reticulata
- Cut Leaf Daisy Brachyscome multifida
- Cut Leaf Mintbush Prostanthera incisa
- Cutleaf Anemone Anemone multifida
- Cutleaf Deadnettle Lamium hybridum
- Cutleaf Grape Fern Sceptridium dissectum
- Cutleaf Selfheal Prunella laciniata
- Cutleaf Teasel Dipsacus laciniatus
- Cyanotis Axillaris Cyanotis axillaris
- Cyclanthus Cyclanthus bipartitus
- Cypress Vine Ipomoea quamoclit
- Cyprus Cedar Cedrus brevifolia
D
- Daffodil Narcissus pseudonarcissus
- Dagger Hakea Hakea teretifolia
- Dahlia Dahlia pinnata
- Dahoon Holly Ilex cassine
- Daikon Raphanus sativus var. longipinnatus
- Dakota Vervain Glandularia bipinnatifida
- Dalechampia Dalechampia ficifolia
- Dallisgrass Paspalum dilatatum
- Dalmatian Bellflower Campanula portenschlagiana
- Dancing Bones Cactus Hatiora salicornioides
- Dancing Ladies Ginger Globba winitii
- Dangleberry Gaylussacia frondosa
- Daphne Genkwa Daphne genkwa
- Daphne Gnidium Daphne gnidium
- Daphne Odora Daphne odora
- Daphne Pontica Daphne pontica
- Daphne Retusa Daphne retusa
- Daphne Sericea Daphne sericea
- Dark Mullein Verbascum nigrum
- Darley Heath Erica erigena
- Darwins Barberry Berberis darwinii
- Dasypogon Dasypogon bromeliifolius
- Date Plum Diospyros lotus
- Davidson Penstemon Penstemon davidsonii
- Dawn Redwood Metasequoia glyptostroboides
- Dawson Magnolia Magnolia dawsoniana
- Deer Fern Struthiopteris spicant
- Deerberry Vaccinium stamineum
- Deertongue Dichanthelium clandestinum
- Delavay Osmanthus Osmanthus delavayi
- Delphinium Delphinium elatum
- Dentate Dewstick Roridula dentata
- Deptford Pink Dianthus armeria
- Desert Banksia Banksia ornata
- Desert Blazingstar Mentzelia involucrata
- Desert Bluebells Phacelia campanularia
- Desert Boronia Eremophila alternifolia
- Desert Broomrape Orobanche cooperi
- Desert Cassia Cassia nemophila
- Desert Centaury Zeltnera namophila
- Desert Chia Salvia dorrii var. pilosa
- Desert Collinsia Collinsia callosa
- Desert Columbine Aquilegia desertorum
- Desert Cryptantha Cryptantha angustifolia
- Desert Figwort Scrophularia desertorum
- Desert Honeysuckle Anisacanthus quadrifidus
- Desert Mistletoe Phoradendron californicum
- Desert Paintbrush Castilleja chromosa
- Desert Parsley Lomatium dissectum
- Desert Penstemon Penstemon pseudospectabilis
- Desert Popcorn Flower Plagiobothrys arizonicus
- Desert Princes Plume Stanleya pinnata
- Desert Rose Adenium obesum
- Desert Rue Thamnosma montana
- Desert Sage Salvia dorrii
- Desert Senna Senna covesii
- Desert Willow Chilopsis linearis
- Desmos Desmos chinensis
- Deuterocohnia Lorentziana Deuterocohnia lorentziana
- Deutzia Deutzia gracilis
- Devils Bit Scabious Succisa pratensis
- Devils Claw Proboscidea louisianica
- Devils Maple Acer diabolicum
- Devils Tongue Barrel Cactus Ferocactus latispinus
- Devilwood Osmanthus americanus
- Devil’s Walkingstick Aralia spinosa
- Dewy Pine Drosophyllum lusitanicum
- Dichorisandra Pendula Dichorisandra pendula
- Dicranopygium Dicranopygium yacu-sisa
- Dictyospermum Dictyospermum montanum
- Dieffenbachia Dieffenbachia seguine
- Diels Sundew Drosera dielsiana
- Dilatris Dilatris corymbosa
- Dill Anethum graveolens
- Dinner Plate Aeonium Aeonium tabuliforme
- Domino Cactus Echinopsis subdenudata
- Dong Quai Angelica sinensis
- Douglas Fiddleneck Amsinckia douglasiana
- Douglas Maple Acer glabrum var. douglasii
- Douglas Sandwort Minuartia douglasii
- Doussie Afzelia bipindensis
- Dove Tree Davidia involucrata
- Doveweed Murdannia nudiflora
- Dow Cattleya Cattleya dowiana
- Downy False Foxglove Aureolaria virginica
- Downy Gentian Gentiana puberulenta
- Downy Hemp Nettle Galeopsis pubescens
- Downy Lobelia Lobelia puberula
- Downy Paintbrush Castilleja mollis
- Downy Rattlesnake Plantain Goodyera pubescens
- Downy Serviceberry Amelanchier arborea
- Dragon Flower Huernia schneideriana
- Dragon Fruit Selenicereus undatus
- Dragon Mouth Orchid Arethusa bulbosa
- Dragon Tail Plant Epipremnum pinnatum
- Dragonhead Dracocephalum moldavica
- Drooping Saxifrage Saxifraga cernua
- Drosera Admirabilis Drosera admirabilis
- Drosera Cistiflora Drosera cistiflora
- Drosera Madagascariensis Drosera madagascariensis
- Drosera Slackii Drosera slackii
- Drosera Zeyheri Drosera zeyheri
- Drummond Anemone Anemone drummondii
- Drumstick Primula Primula denticulata
- Dryandra Banksia formosa
- Drymonia Drymonia serrulata
- Dudleys Rush Juncus dudleyi
- Duku Lansium domesticum
- Dunstans Bladderwort Utricularia dunlopii
- Dusky Bells Correa pulchella
- Dusky Coral Pea Kennedia rubicunda
- Dusty Miller Jacobaea maritima
- Dutchman's Pipe Aristolochia macrophylla
- Dutchman’s Breeches Dicentra cucullaria
- Dwarf Alpine Willow Salix herbacea
- Dwarf Bamboo Pleioblastus pygmaeus
- Dwarf Chin Cactus Gymnocalycium baldianum
- Dwarf Chinkapin Oak Quercus prinoides
- Dwarf Cinquefoil Potentilla canadensis
- Dwarf Conostylis Conostylis setigera
- Dwarf Crested Iris Iris cristata
- Dwarf Ginseng Panax trifolius
- Dwarf Glory Bush Tibouchina heteromalla
- Dwarf Ixora Ixora chinensis
- Dwarf Madder Rubia akane
- Dwarf Mat Rush Lomandra nana
- Dwarf Monkey Flower Erythranthe pygmaea
- Dwarf Monkeyflower Erythranthe naniflora
- Dwarf Palmetto Sabal minor
- Dwarf Pandanus Pandanus pygmaeus
- Dwarf Pawpaw Asimina parviflora
- Dwarf Rattlesnake Plantain Goodyera repens
- Dwarf Sagittaria Sagittaria subulata
- Dwarf Snapdragon Antirrhinum molle
- Dwarf Sun Pitcher Heliamphora pulchella
- Dwarf Sundew Drosera pulchella
- Dwarf Sundew of America Drosera brevifolia
- Dwarf Sweet Flag Acorus gramineus
- Dwarf Ylang Artabotrys intermedius
- Dwarf Ylang Ylang Cananga odorata var. fruticosa
- Dyckia Bromeliad Dyckia brevifolia
- Dyers Greenweed Genista tinctoria
E
- Early Buttercup Ranunculus fascicularis
- Early Coralroot Corallorhiza trifida
- Early Forget-Me-Not Myosotis ramosissima
- Early Forsythia Forsythia europaea
- Early Lilac Syringa oblata
- Early Marsh Orchid Dactylorhiza incarnata
- Early Meadow Rue Thalictrum dioicum
- Earth Star Cryptanthus bivittatus
- East Indian Walnut Albizia saman
- Easter Cassia Senna pendula
- Easter Cattleya Cattleya mossiae
- Easter Lily Cactus Echinopsis oxygona
- Eastern Cape Giant Cycad Encephalartos altensteinii
- Eastern Cottonwood Populus deltoides
- Eastern Dwarf Mistletoe Arceuthobium pusillum
- Eastern Gamagrass Tripsacum dactyloides
- Eastern Hemlock Tsuga canadensis
- Eastern Hophornbeam Ostrya virginiana
- Eastern Maple Acer laurinum
- Eastern Mat Rush Lomandra glauca
- Eastern Mountain Banksia Banksia canei
- Eastern Poison Oak Toxicodendron pubescens
- Eastern Red Cedar Juniperus virginiana
- Eastern Redbud Cercis canadensis
- Eastern Shooting Star Primula meadia
- Eastern Star Sedge Carex radiata
- Eastern Tinsel Lily Calectasia intermedia
- Eastern Wahoo Euonymus atropurpureus
- Eaton Firecracker Penstemon eatonii var. eatonii
- Ebbing Silverberry Elaeagnus ebbingei
- Ebony Spleenwort Asplenium platyneuron
- Echeveria Echeveria elegans
- Edible Valerian Valeriana edulis
- Edwards Pitcher Plant Nepenthes edwardsiana
- Eelgrass Vallisneria americana
- Eggleaf Silk Tassel Garrya ovata
- Eggplant Solanum melongena
- Egyptian Starcluster Pentas longiflora
- Ehlers Butterwort Pinguicula ehlersiae
- Elderberry Sambucus canadensis
- Elecampane Inula helenium
- Elegant Sparaxis Sparaxis elegans
- Elephant Apple Dillenia indica
- Elephant Head Pedicularis groenlandica
- Elephant Tooth Cactus Coryphantha elephantidens
- Elephantopus Elephantopus mollis
- Elephants Foot Dioscorea elephantipes
- Eleutherococcus Sessiliflorus Eleutherococcus sessiliflorus
- Elkweed Frasera caroliniensis
- Embira Xylopia sericea
- Emerald Ripple Peperomia Peperomia caperata
- Emmotum Emmotum nitens
- Emorys Sedge Carex emoryi
- Empress of Brazil Worsleya procera
- Emu Bush Eremophila maculata
- Endive Cichorium endivia
- English Holly Ilex aquifolium
- English Ivy Hedera helix
- English Lavender Cotton Santolina chamaecyparissus
- English Sundew Drosera anglica
- Entire Marshwort Nymphoides aquatica
- Epimedium Epimedium grandiflorum
- Essers Butterwort Pinguicula esseriana
- Eurasian Watermilfoil Myriophyllum spicatum
- European Baneberry Actaea spicata
- European Birthwort Aristolochia clematitis
- European Bladdernut Staphylea pinnata
- European Fan Palm Chamaerops humilis
- European Gromwell Lithospermum officinale
- European Heliotrope Heliotropium europaeum
- European Hepatica Hepatica nobilis
- European Marram Grass Ammophila arenaria
- European Mistletoe Viscum album
- European Privet Ligustrum vulgare
- European Spindle Euonymus europaeus
- European Wild Ginger Asarum europaeum
- Evergreen Bugloss Pentaglottis sempervirens var. sempervirens
- Evergreen Maple Acer sempervirens
- Evergreen Spicebush Lindera aggregata
- Evergreen Sumac Rhus virens
- Evergreen Wisteria Callerya reticulata
- Evergreen Wood Fern Dryopteris intermedia
- Evodianthus Evodianthus funifer
- Explorer Gentian Gentiana sceptrum
F
- Fabian Aralia Polyscias scutellaria var. fabian
- Fairy Aprons Utricularia dichotoma
- Fairy Bells Prosartes hookeri
- Fairy Candelabra Androsace septentrionalis
- Fairy Foxglove Erinus alpinus
- Fairy Slipper Orchid Calypso bulbosa
- Fairy Thimble Bellflower Campanula cochleariifolia
- Fairy Wand Dierama pendulum
- Fairy Washboard Haworthiopsis fasciata
- Fairy Wings Epimedium leptorrhizum
- Faizals Pitcher Plant Nepenthes faizaliana
- Falcon Sundew Drosera falconeri
- Falling Stars Crocosmia aurea
- False Aralia Plerandra elegantissima
- False Ashoka Monoon longifolium
- False Bugbane Trautvetteria caroliniensis
- False Freesia Freesia laxa
- False Ginseng Aralia continentalis
- False Indigo Baptisia australis
- False Miterwort Tiarella wherryi
- False Monkeyflower Mimetanthe pilosa
- False Solomons Seal Maianthemum racemosum
- Fan Aloe Kumara plicatilis
- Fan Columbine Aquilegia flabellata
- Fanwort Cabomba caroliniana
- Faramea Faramea cyanea
- Fascicularia Fascicularia bicolor
- February Daphne Daphne mezereum
- Feijoa Acca sellowiana
- Felted Peperomia Peperomia incana
- Felwort Gentianella amarella
- Fenestralis Vriesea Vriesea fenestralis
- Fennel Foeniculum vulgare
- Fenugreek Trigonella foenum-graecum
- Fern Tree Jacaranda cuspidifolia
- Fern-leaf Grevillea Grevillea pteridifolia
- Fernleaf Biscuitroot Lomatium dissectum var. multifidum
- Fernleaf Corydalis Corydalis cheilanthifolia
- Fernleaf False Foxglove Aureolaria pedicularia
- Fernleaf Phacelia Phacelia bipinnatifida
- Fetterbush Lyonia lucida
- Fever Tree Vachellia xanthophloea
- Feverfew Tanacetum parthenium
- Fiddle Leaf Fig Ficus lyrata
- Fiddle Leaf Philodendron Philodendron panduriforme
- Fiddleneck Amsinckia menziesii
- Field Cow Wheat Melampyrum arvense
- Field Eryngo Eryngium campestre
- Field Forget-Me-Not Myosotis arvensis
- Field Maple Acer campestre
- Field Scabious Knautia arvensis
- Field Woodrush Luzula campestris
- Field Woundwort Stachys arvensis
- Fiery Costus Chamaecostus cuspidatus
- Fiesta Flower Pholistoma auritum
- Fig Ficus carica
- Fijian Longan Pometia pinnata
- Filifolia Butterwort Pinguicula filifolia
- Filiform Corkscrew Plant Genlisea filiformis
- Fine Leaf Lomandra Lomandra confertifolia
- Fine Leaf Water Dropwort Oenanthe pimpinelloides
- Fineleaf Fumitory Fumaria parviflora
- Fineleaf Water Dropwort Oenanthe aquatica
- Finetooth Holly Ilex serrata
- Finger Lime Citrus australasica
- Fire Lily Cyrtanthus brachyscyphus
- Fire Pink Silene virginica
- Fire Star Orchid Epidendrum radicans
- Fireball Bromeliad Neoregelia fireball
- Firebush Hamelia patens
- Firecracker Penstemon Penstemon eatonii
- Firecracker Plant Odontonema strictum
- Firewheel Tree Stenocarpus sinuatus
- Fishbone Cactus Disocactus anguliger
- Fishbone Prayer Plant Ctenanthe burle-marxii
- Fishtail Palm Caryota mitis
- Five Finger Pseudopanax arboreus
- Five Leaf Aralia Eleutherococcus sieboldianus
- Five Nerved Miconia Miconia albicans
- Five Spot Nemophila maculata
- Five-finger Fern Adiantum aleuticum subsp. subpumilum
- Fivepoint Bishop Cap Mitella pentandra
- Flaky Juniper Juniperus squamata
- Flame Acanthus Anisacanthus quadrifidus var. wrightii
- Flame Azalea Rhododendron calendulaceum
- Flame Grevillea Grevillea excelsior
- Flame Lily Littonia modesta
- Flame Pincushion Leucospermum glabrum
- Flame Pitcairnia Pitcairnia flammea
- Flame Tree Brachychiton acerifolius
- Flame Tree Coral Erythrina poeppigiana
- Flame Violet Episcia cupreata
- Flamegold Koelreuteria elegans
- Flaming Sword Vriesea splendens
- Flat Crown Albizia Albizia adianthifolia
- Flat-topped Aster Doellingeria umbellata
- Flax Linum usitatissimum
- Flexible Dancing Lady Oncidium flexuosum
- Flinders Range Wattle Acacia iteaphylla
- Floating Bladderwort Utricularia radiata
- Floating Fern Salvinia minima
- Floating Marsh Marigold Caltha natans
- Flooded Gum Eucalyptus grandis
- Florida Anise Illicium floridanum
- Florida Maple Acer floridanum
- Florida Mayten Maytenus phyllanthoides
- Florida Miconia Miconia bicolor
- Florida Paspalum Paspalum floridanum
- Florida Pusley Richardia scabra
- Florida Shield Fern Thelypteris kunthii
- Florida Soapberry Sapindus marginatus
- Florida Thatch Palm Thrinax radiata
- Florida Torreya Torreya taxifolia
- Floscopa Floscopa scandens
- Flowering Dogwood Cornus florida
- Flying Goldfish Plant Columnea microphylla
- Foamflower Tiarella cordifolia
- Fony Baobab Adansonia rubrostipa
- Foothill Death Camas Toxicoscordion paniculatum
- Foothill Palo Verde Parkinsonia microphylla
- Foothill Sun Pitcher Heliamphora folliculata
- Forest Akia Wikstroemia phillyreifolia
- Forest Bedstraw Galium sylvaticum
- Forest Cabbage Tree Cussonia sphaerocephala
- Forest Gardenia Gardenia thunbergia
- Forest Grass Tree Xanthorrhoea latifolia
- Forest Lily Veltheimia bracteata
- Forest Napoleon Tree Napoleonaea heudelotii
- Forest Pandanus Pandanus furcatus
- Forest Porandra Porandra microphylla
- Forest Red Gum Eucalyptus tereticornis
- Forget-Me-Not Myosotis sylvatica
- Forked Sundew Drosera binata
- Forkleaf Sundew Drosera dichotoma
- Formosan Machilus Machilus japonica
- Forsythia Forsythia × intermedia
- Forsythia Sage Salvia madrensis
- Fortune Osmanthus Osmanthus fortunei
- Foster Earth Star Cryptanthus fosterianus
- Fosterella Penduliflora Fosterella penduliflora
- Fothergilla Fothergilla gardenii
- Fountain Grass Pennisetum setaceum
- Four O'Clock Mirabilis jalapa
- Four Seasons Cymbidium Cymbidium ensifolium
- Fourpetal Pawpaw Asimina tetramera
- Fowl Bluegrass Poa palustris
- Fox Sedge Carex vulpinoidea
- Foxglove Digitalis purpurea
- Foxglove Beardtongue Penstemon digitalis
- Foxglove Kohleria Kohleria digitaliflora
- Foxtail Agave Agave attenuata
- Foxtail Palm Wodyetia bifurcata
- Fragrant Babiana Babiana fragrans
- Fragrant Bedstraw Galium triflorum
- Fragrant Callisia Callisia warszewicziana
- Fragrant Camellia Camellia lutchuensis
- Fragrant Cliff Fern Dryopteris fragrans
- Fragrant Flatsedge Cyperus odoratus
- Fragrant Heliotrope Heliotropium arborescens
- Fragrant Hosta Hosta plantaginea
- Fragrant Ladies Tresses Spiranthes odorata
- Fragrant Olive Osmanthus fragrans
- Fragrant Panama Rose Rondeletia odorata
- Fragrant Popcorn Flower Plagiobothrys figuratus
- Fragrant Snowbell Styrax obassia
- Fragrant Styrax Styrax odoratissimus
- Fragrant Sumac Rhus aromatica
- Fragrant Thunbergia Thunbergia fragrans
- Franklin Tree Franklinia alatamaha
- Fraser Fir Abies fraseri
- Fraser Magnolia Magnolia fraseri
- Frasera Speciosa Frasera speciosa
- Freddie Calathea Goeppertia concinna
- Fremont Barberry Berberis fremontii
- Fremont Death Camas Toxicoscordion fremontii
- Fremont Leatherflower Clematis fremontii
- Fremont Silk Tassel Garrya fremontii
- French Broom Genista monspessulana
- Freshwater Mangrove Barringtonia acutangula
- Freycinetia Freycinetia scandens
- Fringe Tree Chionanthus virginicus
- Fringecup Tellima grandiflora
- Fringed Bleeding Heart Dicentra peregrina
- Fringed Bluestar Amsonia ciliata
- Fringed Bluets Houstonia ciliaris
- Fringed Brome Bromus ciliatus
- Fringed Campion Silene polypetala
- Fringed Gentian Gentianopsis crinita
- Fringed Loosestrife Lysimachia ciliata
- Fringed Meadow Beauty Rhexia petiolata
- Fringed Pink Dianthus superbus
- Fringed Sedge Carex crinita
- Fringed Star Orchid Epidendrum ciliare
- Fringed Water Lily Nymphoides hydrophylla
- Fringeleaf Wild Petunia Ruellia ciliosa
- Frizzle Sizzle Albuca spiralis
- Frogfruit Phyla nodiflora
- Fujian Cypress Fokienia hodginsii
- Fullmoon Maple Acer japonicum
- Fulva Bladderwort Utricularia fulva
- Furry Feather Calathea Goeppertia rufibarba
- Furze Hakea Hakea ulicina
G
- Gallberry Holly Ilex coriacea
- Gamboge Tree Garcinia hanburyi
- Garden Chrysanthemum Chrysanthemum × morifolium
- Garden Crocus Crocus vernus
- Garden Phlox Phlox paniculata
- Garden Sorrel Rumex acetosa
- Garden Tulip Tulipa gesneriana
- Gardenia Gardenia jasminoides
- Garland Flower Hedychium ellipticum
- Garlic Allium sativum
- Garlic Vine Mansoa alliacea
- Gasteranthus Gasteranthus atratus
- Geebung Persoonia pinifolia
- Gendarussa Justicia gendarussa
- Genip Genipa americana
- Gentian Sage Salvia patens
- George Lily Cyrtanthus mackenii
- Georgian Holly Ilex longipes
- Geranium Aralia Polyscias guilfoylei
- Gerardia Agalinis paupercula
- German Statice Limonium tataricum
- Germander Speedwell Veronica chamaedrys
- Gesneria Cuneifolia Gesneria cuneifolia
- Gesneria Ventricosa Gesneria ventricosa
- Ghost Echeveria Echeveria lilacina
- Ghost Fern Athyrium x ghost
- Ghost Gum Corymbia aparrerinja
- Ghost Plant Graptopetalum paraguayense
- Giant Air Plant Tillandsia fasciculata
- Giant Ammocharis Ammocharis tinneana
- Giant Bamboo Dendrocalamus giganteus
- Giant Bellflower Campanula latifolia
- Giant Blazingstar Mentzelia pumila
- Giant Blue Cohosh Caulophyllum giganteum
- Giant Blue Eyed Mary Collinsia grandiflora var. grandiflora
- Giant Burhead Echinodorus paniculatus
- Giant Butterwort Pinguicula gigantea
- Giant Chain Fern Woodwardia fimbriata
- Giant Chin Cactus Gymnocalycium saglionis
- Giant Chincherinchee Ornithogalum saundersiae
- Giant Dutchmans Pipe Aristolochia gigantea
- Giant Granadilla Passiflora quadrangularis
- Giant Guadua Guadua chacoensis
- Giant Heliconia Heliconia bihai
- Giant Leather Fern Acrostichum danaeifolium
- Giant Lobelia Lobelia deckenii
- Giant Malay Bamboo Gigantochloa levis
- Giant Miscanthus Miscanthus giganteus
- Giant Pitcher Plant Nepenthes rajah
- Giant Puya Puya raimondii
- Giant Rainbow Plant Byblis gigantea
- Giant Reed Arundo donax
- Giant Sacaton Sporobolus wrightii
- Giant Salvinia Salvinia molesta
- Giant Sea Holly Eryngium giganteum
- Giant Sequoia Sequoiadendron giganteum
- Giant Sundew Drosera gigantea
- Giant Taro Alocasia macrorrhizos
- Giant Thorny Bamboo Bambusa bambos
- Giant Vallisneria Vallisneria australis
- Giant Vipers Bugloss Echium pininana
- Giant Vriesea Vriesea gigantea
- Giant Water Gum Syzygium francisii
- Gilia Beardtongue Penstemon ambiguus
- Gippsland Waratah Telopea oreades
- Glabra Goldfish Plant Nematanthus glabra
- Glabra Pawpaw Asimina spatulata
- Glabrous Corkscrew Plant Genlisea glabra
- Glacier Buttercup Ranunculus glacialis
- Gladiolus Gladiolus × hortulanus
- Glandulosissima Corkscrew Plant Genlisea glandulosissima
- Globeflower Trollius europaeus
- Glorious Philodendron Philodendron gloriosum
- Glory Bush Tibouchina granulosa
- Glory Lily Gloriosa superba
- Glory of Texas Cactus Thelocactus bicolor
- Glossy Miconia Miconia prasina
- Glossy Privet Ligustrum lucidum
- Glossy Rudgea Rudgea jasminoides
- Gloxinia Sinningia speciosa
- Gloxinia Gymnostoma Seemannia gymnostoma
- Gloxinia Sylvatica Seemannia sylvatica
- Goat Horn Cactus Astrophytum capricorne
- Goat’s Rue Tephrosia virginiana
- Godfreys Butterwort Pinguicula ionantha
- Gold of Kinabalu Orchid Paphiopedilum rothschildianum
- Golden Alexander Zizia aurea
- Golden Alexanders Zizia aptera
- Golden Aphelandra Aphelandra aurantiaca
- Golden Baboon Flower Babiana odorata
- Golden Ball Cactus Parodia leninghausii
- Golden Bamboo Phyllostachys aurea
- Golden Banksia Banksia media
- Golden Barleria Barleria prionitis
- Golden Barrel Cactus Echinocactus grusonii
- Golden Bladderwort Utricularia aurea
- Golden Bow Dendrobium Dendrobium chrysotoxum
- Golden Cambessedesia Cambessedesia espora
- Golden Camellia Camellia nitidissima
- Golden Clematis Clematis tangutica
- Golden Club Orontium aquaticum
- Golden Columbine Aquilegia chrysantha
- Golden Conostylis Conostylis aculeata
- Golden Corkscrew Plant Genlisea aurea
- Golden Corydalis Corydalis aurea
- Golden Dancing Girl Ginger Globba schomburgkii
- Golden Daubenya Daubenya aurea
- Golden Dewdrop Duranta erecta
- Golden Dryandra Banksia nobilis
- Golden Eardrops Ehrendorferia chrysantha
- Golden Gardenia Gardenia sootepensis
- Golden Grevillea Grevillea chrysophaea
- Golden Leather Fern Acrostichum aureum
- Golden Massonia Massonia pustulata
- Golden Net Bush Pseuderanthemum reticulatum
- Golden Paintbrush Castilleja levisecta
- Golden Phebalium Phebalium glandulosum
- Golden Plume Schaueria flavicoma
- Golden Ragwort Packera aurea
- Golden Rain Tree Koelreuteria paniculata
- Golden Shower Tree Cassia fistula
- Golden Shrimp Plant Pachystachys lutea
- Golden Slipper Orchid Paphiopedilum armeniacum
- Golden Smoke Corydalis aurea subsp. occidentalis
- Golden Torch Heliconia Heliconia stricta
- Golden Trumpet Allamanda cathartica
- Golden Trumpet Tree Handroanthus chrysotrichus
- Golden Wattle Acacia pycnantha
- Goldenseal Hydrastis canadensis
- Goldfish Plant Nematanthus gregarius
- Goldfussia Strobilanthes anisophyllus
- Goldies Wood Fern Dryopteris goldieana
- Gooseberry Ribes uva-crispa
- Gordonia Gordonia lasianthus
- Gorgon Dewstick Roridula gorgonias
- Goumi Elaeagnus multiflora
- Governor Plum Flacourtia indica
- Gowen Cypress Hesperocyparis goveniana
- Grand Nasa Nasa grandiflora
- Grandidier Baobab Adansonia grandidieri
- Grantham Camellia Camellia granthamiana
- Graomogol Sundew Drosera graomogolensis
- Grape Vitis vinifera
- Grapefruit Citrus × paradisi
- Grass Pink Orchid Calopogon tuberosus
- Grass Tree Xanthorrhoea australis
- Grass-leaf Hakea Hakea multilineata
- Grass-leaved Bladderwort Utricularia graminifolia
- Grassleaf Arrowhead Sagittaria graminea
- Grassleaf Sundew Drosera graminifolia
- Gray Birch Betula populifolia
- Gray Biscuitroot Lomatium grayi
- Gray Dogwood Cornus racemosa
- Gray Goldenrod Solidago nemoralis
- Gray Rockrose Cistus albidus
- Gray-Headed Coneflower Ratibida pinnata
- Grayblue Spicebush Lindera glauca
- Grays Sedge Carex grayi
- Great Angelica Angelica atropurpurea
- Great Blue Lobelia Lobelia siphilitica
- Great Masterwort Astrantia maxima
- Great Mullein Verbascum thapsus
- Great Plains Ladies Tresses Spiranthes magnicamporum
- Great Valley Phacelia Phacelia ciliata
- Greater Broomrape Orobanche rapum-genistae
- Greater Celandine Chelidonium majus
- Greater Galangal Alpinia galanga
- Greater Purple Fringed Orchid Platanthera grandiflora
- Greater Yellow Rattle Rhinanthus angustifolius
- Grecian Strawberry Tree Arbutus andrachnoides
- Greek Catmint Nepeta parnassica
- Greek Maple Acer heldreichii
- Greek Mullein Verbascum olympicum
- Greek Oregano Origanum vulgare subsp. hirtum
- Greek Sage Salvia fruticosa
- Greek Sea Lavender Limonium graecum
- Greek Valerian Valeriana dioscoridis
- Green Adder Mouth Orchid Malaxis unifolia
- Green Alkanet Pentaglottis sempervirens
- Green and Gold Chrysogonum virginianum
- Green Bean Phaseolus vulgaris
- Green Correa Correa glabra
- Green Dragon Arisaema dracontium
- Green Dwarf Bamboo Pleioblastus viridistriatus
- Green False Hellebore Veratrum viride
- Green Flatsedge Cyperus virens
- Green Fringed Orchid Platanthera lacera
- Green Gentian Frasera fastigiata
- Green Milkweed Asclepias viridiflora
- Green Pitcher Plant Sarracenia oreophila
- Green Sapote Pouteria viridis
- Green Slime Lily Albuca virens
- Green Spiral Ginger Costus lucanusianus
- Green Uvaria Uvaria afzelii
- Green Wattle Acacia decurrens
- Green-eyed Star Ornithogalum viridiflorum
- Green-flowered Wintergreen Pyrola chlorantha
- Greenbrier Smilax rotundifolia
- Greenheart Chlorocardium rodiei
- Greenheart Laurel Ocotea floribunda
- Greenleaf Manzanita Arctostaphylos patula
- Greenstem Forsythia Forsythia viridissima
- Greenstripe Bamboo Phyllostachys viridiglaucescens
- Grey Box Eucalyptus microcarpa
- Grey Star Ctenanthe Ctenanthe setosa
- Griffith Anise Illicium griffithii
- Grimal Jabuticaba Plinia spirito-santensis
- Ground Ivy Glechoma hederacea
- Groundnut Apios americana
- Guabiju Myrcianthes pungens
- Guadalupe Palm Brahea edulis
- Guadua Bamboo Guadua angustifolia
- Guaje Leucaena esculenta
- Guarumã Ischnosiphon polyphyllus
- Guava Psidium guajava
- Guehos Rainbow Plant Byblis guehoi
- Guernsey Lily Nerine sarniensis
- Guianensis Corkscrew Plant Genlisea guianensis
- Guinea Pepper Xylopia parviflora
- Guinean Crossandra Crossandra guineensis
- Guinep Melicoccus bijugatus
- Gum Bumelia Sideroxylon lanuginosum
- Gum Rockrose Cistus ladanifer
- Gypsum Butterwort Pinguicula gypsicola
H
- Hairgrass Spikerush Eleocharis atropurpurea
- Hairpin Banksia Banksia spinulosa
- Hairy Albuca Albuca bracteata
- Hairy Alumroot Heuchera villosa
- Hairy Angelica Angelica venenosa
- Hairy Beardtongue Penstemon hirsutus
- Hairy Bedstraw Galium pilosum
- Hairy Bladderwort Utricularia pubescens
- Hairy Butterwort Pinguicula hirtiflora
- Hairy Clematis Clematis hirsuta
- Hairy Columnea Columnea hirta
- Hairy Corkscrew Plant Genlisea hispidula
- Hairy Geebung Persoonia hirsuta
- Hairy Grama Lovegrass Eragrostis secundiflora
- Hairy Manzanita Arctostaphylos columbiana
- Hairy Matilija Poppy Romneya trichocalyx
- Hairy Mountain Mint Pycnanthemum pilosum
- Hairy Portulaca Portulaca villosa
- Hairy Puccoon Lithospermum caroliniense
- Hairy Rockrose Cistus crispus
- Hairy Spiderwort Tradescantia hirsutiflora
- Hairy Sweet Cicely Osmorhiza depauperata
- Hairy Water Clover Marsilea vestita
- Hairy Wild Petunia Ruellia pedunculata
- Hairy Woodrush Luzula pilosa
- Hala Pepe Pandanus odorifer
- Halopegia Halopegia azurea
- Hamilton Bamboo Dendrocalamus hamiltonii
- Hamilton Spindle Euonymus hamiltonianus
- Hamiltons Sundew Drosera hamiltonii
- Handsome Harry Rhexia alifanus
- Hanging Lobster Claw Heliconia collinsiana
- Happy Bean Peperomia Peperomia ferreyrae
- Hard Shield Fern Polystichum aculeatum
- Harding Grass Phalaris aquatica
- Hardstem Bulrush Schoenoplectus acutus
- Hardy Blue Plumbago Ceratostigma willmottianum
- Hardy Gloxinia Sinningia sellovii
- Hardy Kiwi Actinidia arguta
- Hardy Yellow Ice Plant Delosperma nubigenum
- Harlequin Corydalis Corydalis sempervirens
- Harlequin Flower Sparaxis tricolor
- Harperella Ptilimnium nodosum
- Harsh Hakea Hakea prostrata
- Harsh Paintbrush Castilleja hispida
- Hartford Fern Lygodium palmatum
- Hartwort Tordylium apulum
- Harvey Buttercup Ranunculus harveyi
- Hawaiian Lobelia Lobelia yuccoides
- Hawaiian Sandalwood Santalum paniculatum
- Haworthia Haworthiopsis attenuata
- Hawthorn Crataegus mollis
- Hay-scented Fern Dennstaedtia punctilobula
- Heart Leaved Twayblade Neottia cordata
- Heartleaf Aster Symphyotrichum cordifolium
- Heartleaf Ginger Hexastylis shuttleworthii
- Heartleaf Ice Plant Aptenia cordifolia
- Heartleaf Moonseed Stephania japonica
- Heartleaf Philodendron Philodendron hederaceum
- Heartleaf Skullcap Scutellaria ovata
- Heath Banksia Banksia ericifolia
- Hechtia Bromeliad Hechtia texensis
- Hedera Colchica Hedera colchica
- Hedge Bamboo Bambusa multiplex
- Hedge Bedstraw Galium mollugo
- Hedge Maple Acer monspessulanum
- Hedge Woundwort Stachys sylvatica
- Hedgehog Agave Agave stricta
- Hedgehog Cactus Echinocereus engelmannii
- Hedgehog Lily Massonia depressa
- Helmet Flower Scutellaria galericulata
- Hemlock Water Dropwort Oenanthe crocata
- Hemp Broomrape Orobanche ramosa
- Henbit Deadnettle Lamium amplexicaule
- Henon Bamboo Phyllostachys nigra var. henonis
- Henriettea Henriettea succosa
- Henriettella Henriettella fascicularis
- Henry Anise Tree Illicium henryi
- Hercules Club Aralia Aralia chinensis
- Herrania Cacao Herrania umbratica
- Heterophylla Butterwort Pinguicula heterophylla
- Hibiscus Hibiscus rosa-sinensis
- Hickory Wattle Acacia implexa var. implexa
- Hidden Ginger Curcuma petiolata
- Hieronymus Blumenbachia Blumenbachia hieronymi
- Highbush Cranberry Viburnum trilobum
- Hilaris Sundew Drosera hilaris
- Hill Cane Arundinaria appalachiana
- Himalayan Blue Poppy Meconopsis betonicifolia
- Himalayan Codonopsis Codonopsis clematidea
- Himalayan Daphne Daphne bholua
- Himalayan Fringe Tree Chionanthus ramiflorus
- Himalayan Holly Ilex dipyrena
- Himalayan Inkberry Ilex hookeri
- Himalayan Ivy Hedera himalaica
- Himalayan Juniper Juniperus recurva
- Himalayan Lilac Syringa emodi
- Himalayan Magnolia Magnolia campbellii subsp. mollicomata
- Himalayan Mayapple Sinopodophyllum hexandrum
- Himalayan Pieris Pieris formosa
- Himalayan Poppy Meconopsis grandis
- Himalayan Sweetleaf Symplocos dryophila
- Himalayan Swertia Swertia chirayita
- Himalayan Tricarpelema Tricarpelema glanduliferum
- Himalayan Wintergreen Gaultheria fragrantissima
- Himalayan Yew Taxus wallichiana
- Hinoki Cypress Chamaecyparis obtusa
- Hispid Sun Pitcher Heliamphora hispida
- Hoary Mountain Mint Pycnanthemum incanum
- Hoary Mullein Verbascum pulverulentum
- Hoary Puccoon Lithospermum canescens
- Hoary Vervain Verbena stricta
- Hoary Whitlow Grass Draba incana
- Hobblebush Viburnum lantanoides
- Hoja Santa Piper auritum
- Hollow Joe Pye Weed Eutrochium fistulosum
- Holly Grevillea Grevillea ilicifolia
- Holly Leaf Hakea Hakea lissosperma
- Holly Osmanthus Osmanthus heterophyllus
- Holly-leaf Banksia Banksia ilicifolia
- Hollyhock Alcea rosea
- Holm Oak Quercus ilex
- Holy Basil Ocimum tenuiflorum
- Honduran Mahogany Swietenia macrophylla
- Honewort Cryptotaenia canadensis
- Honey Flower Lambertia multiflora
- Honey Grevillea Grevillea eriostachya
- Honey Locust Gleditsia triacanthos
- Honey Mesquite Prosopis glandulosa
- Honey Myrtle Melaleuca armillaris
- Honeydew Melon Cucumis melo var. inodorus
- Honeywort Cerinthe minor
- Hong Kong Camellia Camellia hongkongensis
- Hooded Brassavola Brassavola cucullata
- Hooded Pitcher Plant Sarracenia minor
- Hookers Banksia Banksia hookeriana
- Hookers Fairy Bells Prosartes trachycarpa
- Hookers Living Stone Lithops hookeri
- Hookers Orchid Platanthera hookeri
- Hoop Pine Araucaria cunninghamii
- Hop Sedge Carex lupulina
- Hopea Tree Hopea odorata
- Hops Humulus lupulus
- Horehound Marrubium vulgare
- Hornbeam Maple Acer carpinifolium
- Horned Bladderwort Utricularia cornuta
- Horned Rampion Phyteuma scheuchzeri
- Hornwort Ceratophyllum demersum
- Horse Phalaenopsis Phalaenopsis equestris
- Horsehead Philodendron Philodendron bipennifolium
- Horseradish Armoracia rusticana
- Hot Lips Palicourea elata
- Hot Water Plant Achimenes erecta
- Humboldts Bladderwort Utricularia humboldtii
- Humiria Humiria balsamifera
- Hummingbird Sage Salvia spathacea
- Humped Bladderwort Utricularia gibba
- Hungarian Lilac Syringa josikaea
- Hurrells Pitcher Plant Nepenthes hurrelliana
- Hyacinth Bean Lablab purpureus
- Hydrangea Hydrangea macrophylla
- Hydrilla Hydrilla verticillata
- Hyssop Hyssopus officinalis
I
- Ibota Privet Ligustrum obtusifolium
- Ice Plant Delosperma cooperi
- Iceland Poppy Papaver nudicaule
- Ichang Papeda Citrus ichangensis
- Idaho Fescue Festuca idahoensis
- Idigbo Terminalia ivorensis
- Ilama Annona diversifolia
- Illinois Bundleflower Desmanthus illinoensis
- Imbe Garcinia livingstonei
- Incense Bamboo Phyllostachys atrovaginata
- Incense Cedar Calocedrus decurrens
- Indian Barringtonia Barringtonia indica
- Indian Beech Pongamia pinnata
- Indian Coral Tree Erythrina variegata
- Indian Heliotrope Heliotropium indicum
- Indian Horse Chestnut Aesculus indica
- Indian Jujube Ziziphus mauritiana
- Indian Leadwort Plumbago zeylanica
- Indian Madder Rubia cordifolia
- Indian Mulberry Morinda pubescens
- Indian Persimmon Diospyros melanoxylon
- Indian Pipe Monotropa uniflora
- Indian Pitcher Plant Nepenthes khasiana
- Indian Rhododendron Melastoma imbricatum
- Indian Rosewood Dalbergia latifolia
- Indian Slipper Orchid Paphiopedilum insigne
- Indian Staff Tree Celastrus paniculatus
- Indian Sundew Drosera indica
- Indian Timber Bamboo Dendrocalamus strictus
- Indian Tobacco Lobelia inflata
- Indian Warrior Pedicularis densiflora
- Indiangrass Sorghastrum nutans
- Indigo Berry Randia aculeata
- Indonesian Cinnamon Cinnamomum burmannii
- Inflated Bladderwort Utricularia inflata
- Inkberry Holly Ilex glabra
- Intermediate Bladderwort Utricularia intermedia
- Interrupted Fern Osmunda claytoniana
- Ionica Sun Pitcher Heliamphora ionasi
- Irish Heath Erica erigena var. hibernica
- Iroko Milicia regia
- Ischnosiphon Ischnosiphon arouma
- Island Alumroot Heuchera maxima
- Island Bush Poppy Dendromecon harfordii
- Island Manzanita Arctostaphylos insularis
- Island Snapdragon Gambelia speciosa
- Italian Buckthorn Rhamnus saxatilis
- Italian Bugloss Anchusa azurea
- Italian Cornsalad Valerianella eriocarpa
- Italian Maple Acer opalus
- Ivory Coast Mahogany Khaya ivorensis
- Ivory Curl Tree Buckinghamia celsissima
- Ivy Broomrape Orobanche hederae
- Ivy Leaved Toadflax Cymbalaria muralis
- Ixora Ixora coccinea
- Izumis Pitcher Plant Nepenthes izumiae
J
- Jaboticaba Plinia cauliflora
- Jacaranda Jacaranda mimosifolia
- Jack Pine Pinus banksiana
- Jack-in-the-Pulpit Arisaema triphyllum
- Jackalberry Diospyros mespiliformis
- Jackfruit Artocarpus heterophyllus
- Jackson Vine Smilax smallii
- Jacktree Sinojackia rehderiana
- Jacob’s Ladder Polemonium reptans
- Jacquini Stromanthe Stromanthe jacquinii
- Jade Plant Crassula ovata
- Jalapeño Capsicum annuum
- Jamaican Forget Me Not Browallia americana
- Jamaican Miconia Miconia laevigata
- Jamaican Nectandra Nectandra antillana
- James Cryptantha Oreocarya suffruticosa
- James Penstemon Penstemon jamesii
- Japanese Anise Tree Illicium anisatum
- Japanese Aralia Fatsia japonica
- Japanese Barberry Berberis thunbergii
- Japanese Beautyberry Callicarpa japonica
- Japanese Bigleaf Magnolia Magnolia obovata
- Japanese Bittersweet Celastrus flagellaris
- Japanese Bladdernut Staphylea bumalda
- Japanese Blood Grass Imperata cylindrica
- Japanese Catmint Nepeta subsessilis
- Japanese Cedar Cryptomeria japonica
- Japanese Cinnamon Cinnamomum japonicum
- Japanese Clematis Clematis terniflora
- Japanese Cleyera Ternstroemia gymnanthera
- Japanese Climbing Fern Lygodium japonicum
- Japanese Dendropanax Dendropanax trifidus
- Japanese Evergreen Magnolia Magnolia compressa
- Japanese False Hellebore Veratrum maackii
- Japanese Forest Grass Hakonechloa macra
- Japanese Ginger Zingiber mioga
- Japanese Greenbrier Smilax riparia
- Japanese Holly Ilex crenata
- Japanese Holly Fern Cyrtomium falcatum
- Japanese Honey Locust Gleditsia japonica
- Japanese Horse Chestnut Aesculus turbinata
- Japanese Ladybell Adenophora triphylla
- Japanese Litsea Litsea japonica
- Japanese Mahonia Berberis japonica
- Japanese Maple Acer palmatum
- Japanese Pagoda Tree Styphnolobium japonicum
- Japanese Painted Fern Athyrium niponicum
- Japanese Parsley Cryptotaenia japonica
- Japanese Pepper Zanthoxylum piperitum
- Japanese Pittosporum Pittosporum tobira
- Japanese Primrose Primula japonica
- Japanese Privet Ligustrum japonicum
- Japanese Sedge Carex morrowii
- Japanese Snowbell Styrax japonicus
- Japanese Spicebush Lindera obtusiloba
- Japanese Spikenard Aralia cordata
- Japanese Spindle Euonymus japonicus
- Japanese Stewartia Stewartia pseudocamellia
- Japanese Sweetleaf Symplocos lucida
- Japanese Sweetpepperbush Clethra barbinervis
- Japanese Sweetspire Itea japonica
- Japanese Tassel Fern Polystichum polyblepharum
- Japanese Timber Bamboo Bambusa multiplex var. riviereorum
- Japanese Torreya Torreya nucifera
- Japanese Tree Lilac Syringa reticulata
- Japanese Umbrella Pine Sciadopitys verticillata
- Japanese Wikstroemia Wikstroemia japonica
- Japanese Wild Ginger Asarum takaoi
- Japanese Wisteria Wisteria floribunda
- Japanese Yellowwood Cladrastis platycarpa
- Japanese Yew Taxus cuspidata
- Jarrah Eucalyptus marginata
- Jaumave Butterwort Pinguicula jaumavensis
- Java Bamboo Schizostachyum lima
- Java Plum Syzygium cumini
- Jayde Peperomia Peperomia serpens
- Jeffreys Shooting Star Dodecatheon jeffreyi
- Jelly Bean Plant Sedum rubrotinctum
- Jelly Palm Butia odorata
- Jerusalem Artichoke Helianthus tuberosus
- Jerusalem Sage Phlomis fruticosa
- Jerusalem Thorn Parkinsonia aculeata
- Jessica Stickseed Hackelia micrantha
- Jewel Leaf Bertolonia Bertolonia marmorata
- Jewel Orchid Ludisia discolor
- Jicama Pachyrhizus erosus
- Joe-Pye Weed Eutrochium purpureum
- Joey Palm Johannesteijsmannia altifrons
- Johnny Tuck Triphysaria eriantha
- Jointed Rush Juncus articulatus
- Jones Columbine Aquilegia jonesii
- Judas Tree Cercis siliquastrum
- Juncea Bird of Paradise Strelitzia juncea
- Junegrass Koeleria macrantha
- Jungle Vallisneria Vallisneria spiralis
- Juniper Grevillea Grevillea juniperina
- Juniper Mistletoe Phoradendron juniperinum
- Juniperleaf Thrift Armeria juniperifolia
K
- Kaffir Lime Citrus hystrix
- Kaffir Plum Harpephyllum caffrum
- Kahikatea Dacrycarpus dacrydioides
- Kahili Ginger Hedychium gardnerianum
- Kalanchoe Kalanchoe blossfeldiana
- Kale Brassica oleracea var. sabellica
- Kalm Lobelia Lobelia kalmii
- Kalopanax Kalopanax septemlobus
- Kangaroo Paw Anigozanthos flavidus
- Kangaroo Paw Fern Microsorum diversifolium
- Kanuka Kunzea ericoides
- Kapok Tree Ceiba pentandra
- Karaka Corynocarpus laevigatus
- Karamu Coprosma robusta
- Karas Mountains Living Stone Lithops karasmontana
- Karo Pittosporum crassifolium
- Karoo Lily Ammocharis coranica
- Karri Eucalyptus diversicolor
- Karvy Strobilanthes callosa
- Kauri Agathis australis
- Kava Pepper Piper methysticum
- Kawakawa Piper excelsum
- Kei Apple Dovyalis caffra
- Kentia Palm Howea forsteriana
- Kentucky Bluegrass Poa pratensis
- Kentucky Coffee Madder Houstonia canadensis
- Kentucky Coffee Tree Gymnocladus dioicus
- Kentucky Lady Slipper Cypripedium kentuckiense
- Kentucky Wisteria Wisteria macrostachya
- Kentucky Yellowwood Cladrastis kentukea var. tomentosa
- Kepel Apple Stelechocarpus burahol
- Kermes Oak Quercus coccifera
- Keruing Dipterocarpus grandiflorus
- Kevazingo Guibourtia tessmannii
- Key Lime Citrus × aurantiifolia
- Key Lime Pie Succulent Adromischus cristatus
- Kidney Saxifrage Saxifraga hirsuta
- Kidney-leaved Bladderwort Utricularia reniformis
- Kimberly Queen Fern Nephrolepis cordifolia
- King Anthurium Anthurium veitchii
- King Mantle Thunbergia battiscombei
- King of the Alps Eritrichium nanum
- King Palm Archontophoenix cunninghamiana
- King Sundew Drosera regia
- Kingia Kingia australis
- Kingwood Dalbergia cearensis
- Kissi Camellia Camellia kissii
- Kiwi Actinidia deliciosa
- Klosss Pitcher Plant Nepenthes klossii
- Knawel Scleranthus annuus
- Knife Leaf Wattle Acacia cultriformis
- Knob Thorn Senegalia nigrescens
- Knotted Rush Juncus nodosus
- Knysna Lily Cyrtanthus ventricosus
- Kobus Magnolia Magnolia kobus
- Kohekohe Didymocheton spectabilis
- Kohleria Kohleria amabilis
- Kohleria Spicata Kohleria spicata
- Kohleria Tubiflora Kohleria tubiflora
- Kohlrabi Brassica oleracea var. gongylodes
- Kohuhu Pittosporum tenuifolium
- Kokum Garcinia indica
- Komatsuna Brassica rapa var. perviridis
- Kondo Butterwort Pinguicula kondoi
- Korean Bellflower Campanula takesimana
- Korean Dendropanax Dendropanax morbiferus
- Korean Forsythia Forsythia ovata
- Korean Holly Ilex macropoda
- Korean Lilac Syringa meyeri
- Korean Maple Acer pseudosieboldianum
- Korean Mint Agastache rugosa
- Korean Mint Bush Elsholtzia stauntonii
- Korean Rock Fern Polystichum tsus-simense
- Korean Staff Vine Celastrus stephanotifolius
- Korean Stewartia Stewartia koreana
- Korokia Corokia cotoneaster
- Koromiko Veronica stricta
- Koster Curse Clidemia hirta
- Kousa Dogwood Cornus kousa
- Krakatau Columnea Columnea microcalyx
- Kuma Bamboo Grass Sasa veitchii
- Kumquat Citrus japonica
- Kurinji Strobilanthes kunthiana
- Kurrajong Brachychiton populneus
L
- Labrador Tea Rhododendron groenlandicum
- Lace Aloe Aristaloe aristata
- Lace Flower Vine Alsobia punctata
- Lace Hedgehog Cactus Echinocereus reichenbachii
- Lacebark Hoheria populnea
- Lachnanthes Lachnanthes caroliana
- Lacy Phacelia Phacelia tanacetifolia
- Lady Fern Athyrium filix-femina
- Lady of the Night Orchid Brassavola nodosa
- Lady Palm Rhapis excelsa
- Lady Slipper Orchid Cypripedium calceolus
- Ladybells Adenophora confusa
- Ladyfinger Cactus Mammillaria elongata
- Lamb's Ear Stachys byzantina
- Lamellate Rainbow Plant Byblis lamellata
- Lanata Sundew Drosera lanata
- Lance-leaved Sundew Drosera adelae
- Lanceleaf Springbeauty Claytonia lanceolata
- Lancewood Pseudopanax crassifolius
- Lancewood Raukaua Raukaua anomalus
- Langsat Lansium parasiticum
- Laramiensis Columbine Aquilegia laramiensis
- Large Balloon Vine Cardiospermum grandiflorum
- Large Beardtongue Penstemon grandiflorus
- Large Bract Corydalis Corydalis bracteata
- Large Flowered Hemp Nettle Galeopsis speciosa
- Large Flowered Selfheal Prunella grandiflora
- Large Forest Lily Veltheimia capensis
- Large Houstonia Houstonia purpurea
- Large Kakabeak Clianthus maximus
- Large Leaf Albizia Albizia grandibracteata
- Large-flowered Bellwort Uvularia grandiflora
- Large-flowered Butterwort Pinguicula grandiflora
- Large-leaved Kowhai Sophora tetraptera
- Large-spurred Butterwort Pinguicula macroceras
- Largeflower Mexican Clover Richardia grandiflora
- Largeleaf Eurya Eurya macrophylla
- Largeleaf Waterleaf Hydrophyllum macrophyllum
- Laserwort Laserpitium latifolium
- Lateriflora Bladderwort Utricularia lateriflora
- Latiflorus Bamboo Dendrocalamus latiflorus
- Laueana Butterwort Pinguicula laueana
- Laurel Clock Vine Thunbergia laurifolia
- Laurel Greenbrier Smilax laurifolia var. bupleurifolia
- Laurel Oak Quercus laurifolia
- Lavender Lavandula angustifolia
- Lavender Bladderwort Utricularia resupinata
- Lead Tree Leucaena leucocephala
- Leadplant Amorpha canescens
- Leadwood Combretum imberbe
- Leather Fern Rumohra adiantiformis
- Leatherflower Clematis viorna
- Leatherleaf Chamaedaphne calyculata
- Leatherleaf Bromeliad Androlepis skinneri
- Leatherleaf Fern Rumohra adiantiformis var. adiantiformis
- Leatherleaf Osmanthus Osmanthus decorus
- Leatherleaf Sedge Carex buchananii
- Leatherwood Dirca palustris
- Leatherwood Cyrilla Cyrilla racemiflora
- Leavenworth Eryngo Eryngium leavenworthii
- Lebanon Cedar Cedrus libani
- Lebbeck Tree Albizia lebbeck
- Leek Allium ampeloprasum var. porrum
- Lemon Citrus × limon
- Lemon Balm Melissa officinalis
- Lemon Bee Balm Monarda citriodora
- Lemon Bottlebrush Melaleuca pallida
- Lemon Catmint Nepeta cataria var. citriodora
- Lemon Drop Mangosteen Garcinia intermedia
- Lemon Myrtle Backhousia citriodora
- Lemon Scented Gum Corymbia citriodora
- Lemon Verbena Aloysia citrodora
- Lemonade Berry Rhus integrifolia
- Lemongrass Cymbopogon citratus
- Lemonwood Pittosporum eugenioides
- Lentil Lens culinaris
- Leopard Lily Lachenalia pustulata
- Leslies Living Stone Lithops lesliei
- Lesser Bladderwort Utricularia minor
- Lesser Calamint Clinopodium nepeta subsp. nepeta
- Lesser Fringed Gentian Gentianopsis virgata
- Lesser Galangal Alpinia officinarum
- Lesser Skullcap Scutellaria minor
- Lettuce Lactuca sativa
- Lewis Monkeyflower Erythranthe lewisii
- Liana Carnivore Triphyophyllum peltatum
- Liatris Liatris spicata
- Liberica Coffee Coffea liberica
- Licaria Licaria triandra
- Licorice Fern Polypodium glycyrrhiza
- Licorice Mint Agastache rupestris
- Lifesaver Plant Huernia zebrina
- Lightwood Acacia implexa
- Lilac Syringa vulgaris
- Lilac Butterwort Pinguicula lilacina
- Lilly Pilly Syzygium smithii
- Lily Leaved Twayblade Liparis liliifolia
- Lily Magnolia Magnolia liliiflora
- Lily of the Valley Convallaria majalis
- Lilyleaf Ladybell Adenophora liliifolia
- Lima Bean Phaseolus lunatus
- Limba Terminalia superba
- Lime Prickly Ash Zanthoxylum fagara
- Limestone Oak Fern Gymnocarpium robertianum
- Lindheimers Muhly Muhlenbergia lindheimeri
- Lindleys Blazingstar Mentzelia lindleyi
- Lingonberry Vaccinium vitis-idaea
- Lions Ear Leonotis leonurus
- Lip Fern Myriopteris lanosa
- Lipstick Echeveria Echeveria agavoides
- Lipstick Palm Cyrtostachys renda
- Lipstick Plant Aeschynanthus radicans
- Little Bluestem Schizachyrium scoparium
- Little Brown Jug Hexastylis arifolia
- Little Ladies Tresses Spiranthes tuberosa
- Littleflower Penstemon Penstemon parvulus
- Littleleaf Lewisia Lewisia triphylla
- Littleleaf Lilac Syringa microphylla
- Live Oak Quercus virginiana
- Living Rock Cactus Ariocarpus fissuratus
- Lizard Tail Saururus cernuus
- Lobed Corkscrew Plant Genlisea lobata
- Loblolly Pine Pinus taeda
- Lobster Claw Heliconia Heliconia rostrata
- Lodh Tree Symplocos racemosa
- Loebner Magnolia Magnolia loebneri
- Log Fern Dryopteris celsa
- Lomandra Longifolia Lomandra longifolia
- London Pride Saxifraga x urbium
- Long Internode Bamboo Bambusa longinternodia
- Long Leaf Waxflower Philotheca myoporoides
- Long Pepper Piper longum
- Long Tailed Wild Ginger Asarum caudatum
- Long-leaved Bladderwort Utricularia longifolia
- Long-leaved Butterwort Pinguicula longifolia
- Long-tubed Ixia Ixia paniculata
- Longan Dimocarpus longan
- Longheaded Thimbleweed Anemone cylindrica
- Longleaf Bluets Houstonia longifolia
- Longleaf Pine Pinus palustris
- Longleaf Primulina Primulina longgangensis
- Longleaf Speedwell Veronica longifolia
- Longleaf Waxflower Philotheca longifolia
- Longstalk Holly Ilex pedunculosa
- Looseflower Water Willow Justicia lanceolata
- Louisiana Broomrape Aphyllon ludovicianum
- Louisiana Butterwort Pinguicula pumila
- Louisiana Iris Iris giganticaerulea
- Lousewort Pedicularis sylvatica
- Lovage Levisticum officinale
- Love-in-a-Mist Nigella damascena
- Lowbush Blueberry Vaccinium angustifolium
- Lowii Pitcher Plant Nepenthes lowii
- Lucky Bean Tree Erythrina lysistemon
- Lucuma Pouteria lucuma
- Ludovia Ludovia lancifolia
- Lungwort Pulmonaria officinalis
- Lurid Sedge Carex lurida
- Lusterleaf Holly Ilex latifolia
- Lychee Litchi chinensis
- Lychnophora Lychnophora ericoides
- Lyreleaf Rockcress Arabidopsis lyrata
M
- Mabea Mabea fistulifera
- Mabolo Diospyros blancoi
- Macadamia Macadamia integrifolia
- Macarthur Palm Ptychosperma macarthurii
- Macedonian Scabious Knautia macedonica
- Mache Valerianella locusta
- Machilus Machilus thunbergii
- Mackaya Bella Mackaya bella
- Mackays Fragile Fern Cystopteris tenuis
- Macnab Cypress Hesperocyparis macnabiana
- Macouns Buttercup Ranunculus macounii
- Macrophylla Butterwort Pinguicula macrophylla
- Madagascar Aneilema Aneilema madagascariense
- Madagascar Lace Plant Aponogeton madagascariensis
- Madagascar Palm Pachypodium lamerei
- Madagascar Pandanus Pandanus baptistii
- Madagascar Periwinkle Catharanthus roseus
- Madagascar Rosewood Dalbergia baronii
- Madder Rubia tinctorum
- Madeira Ivy Hedera maderensis
- Madeira Thrift Armeria maderensis
- Madrono Garcinia madruno
- Magenta Lilly Pilly Syzygium paniculatum
- Magic Flower Achimenes patens
- Magnolia Amoena Magnolia amoena
- Magnolia Baillonii Magnolia baillonii
- Magnolia Biondii Magnolia biondii
- Magnolia Cathcartii Magnolia cathcartii
- Magnolia Cylindrica Magnolia cylindrica
- Magnolia Delavayi Magnolia delavayi
- Magnolia Doltsopa Magnolia doltsopa
- Magnolia Foveolata Magnolia foveolata
- Magnolia Globosa Magnolia globosa
- Magnolia Gustavi Magnolia gustavii
- Magnolia Henrici Magnolia henrici
- Magnolia Insignis Magnolia insignis
- Magnolia Laevifolia Magnolia laevifolia
- Magnolia Lanuginosa Magnolia lanuginosa
- Magnolia Lenticellata Magnolia lenticellata
- Magnolia Maudiae Magnolia maudiae
- Magnolia Nilagirica Magnolia nilagirica
- Magnolia Officinalis Magnolia officinalis
- Magnolia Punduana Magnolia punduana
- Magnolia Rostata Magnolia rostrata
- Magnolia Zenii Magnolia zenii
- Mahoe Melicytus ramiflorus
- Maiden Blue Eyed Mary Collinsia parviflora
- Maiden Grass Miscanthus sinensis
- Maiden Pink Dianthus deltoides
- Maidenhair Fern Adiantum pedatum
- Maidenhair Spleenwort Asplenium trichomanes
- Maidenhair Spleenwort Saxifrage Saxifraga sibirica
- Maieta Maieta guianensis
- Majesty Palm Ravenea rivularis
- Malabar Cinnamon Cinnamomum malabatrum
- Malabar Spinach Basella alba
- Malay Apple Syzygium malaccense
- Malay Mitrephora Mitrephora teysmannii
- Malaysian Orchid Shrub Medinilla myriantha
- Male Fern Dryopteris filix-mas
- Maleberry Lyonia ligustrina
- Mamey Sapote Pouteria sapota
- Mammee Apple Mammea americana
- Mamoncillo Melicoccus bijugatus var. bijugatus
- Manchurian Ash Fraxinus mandshurica
- Manchurian Lilac Syringa patula
- Manchurian Maple Acer mandshuricum
- Mandarin Citrus reticulata
- Mandevilla Mandevilla sanderi
- Mango Mangifera indica
- Mango Ginger Curcuma amada
- Mangosteen Garcinia mangostana
- Manna Ash Fraxinus ornus
- Manna Gum Eucalyptus viminalis
- Manuka Leptospermum scoparium
- Many Flowered Grass Pink Calopogon multiflorus
- Many Flowered Mat Rush Lomandra multiflora
- Manyflower Stickseed Hackelia floribunda var. floribunda
- Mapleleaf Alumroot Heuchera rubescens
- Mapleleaf Viburnum Viburnum acerifolium
- Maprang Bouea oppositifolia
- Maprounea Maprounea guianensis
- Marble Berry Pollia japonica
- Marbled Wild Ginger Asarum maximum
- Marbleleaf Carpodetus serratus
- Marcetia Marcetia taxifolia
- Marcgravia Marcgravia umbellata
- March Lily Amaryllis belladonna
- Margarets Corkscrew Plant Genlisea margaretae
- Marginal Wood Fern Dryopteris marginalis
- Marian Plum Bouea macrophylla
- Marianthus Marianthus bicolor
- Marigold Tagetes spp.
- Maritime Pine Pinus pinaster
- Marjoram Origanum majorana
- Marmalade Bush Streptosolen jamesonii
- Marmelada Alibertia sessilis
- Marri Corymbia calophylla
- Marsh Bedstraw Galium palustre
- Marsh Cinquefoil Comarum palustre
- Marsh Felwort Swertia perennis
- Marsh Fern Thelypteris palustris
- Marsh Lousewort Pedicularis palustris
- Marsh Marigold Caltha palustris
- Marsh Pitcher Plant Heliamphora heterodoxa
- Marsh Seedbox Ludwigia palustris
- Marsh Speedwell Veronica scutellata
- Marsh Valerian Valeriana dioica
- Marsh Woundwort Stachys palustris
- Martynia Martynia annua
- Marula Sclerocarya birrea
- Maryland Figwort Scrophularia marilandica
- Maryland Meadow Beauty Rhexia mariana
- Masterwort Astrantia major
- Mastic Sideroxylon salicifolium
- Mastic Tree Pistacia lentiscus
- Mat Penstemon Penstemon caespitosus
- Matai Prumnopitys taxifolia
- Matchstick Banksia Banksia cuneata
- Matchstick Bromeliad Aechmea gamosepala
- Matilija Poppy Romneya coulteri
- May Chang Litsea cubeba
- Mayapple Podophyllum peltatum
- Mayhaw Crataegus opaca
- Mayten Tree Maytenus boaria
- Meadow Clary Salvia pratensis
- Meadow Death Camas Toxicoscordion venenosum
- Meadow Fescue Schedonorus pratensis
- Meadow Stickseed Hackelia arida
- Meadowsweet Spiraea alba
- Mealy Primrose Primula mistassinica
- Mealycup Sage Salvia farinacea
- Medallion Calathea Goeppertia veitchiana
- Mediterranean Bartsia Parentucellia latifolia
- Mediterranean Buckthorn Rhamnus alaternus
- Mediterranean Cypress Cupressus sempervirens
- Mediterranean Saltbush Atriplex halimus
- Mediterranean Sea Holly Eryngium maritimum
- Mediterranean Spurge Euphorbia characias
- Mediterranean Viburnum Viburnum tinus
- Mediterranean Yellow Rattle Rhinanthus mediterraneus
- Medusa Butterwort Pinguicula medusina
- Medusa Head Euphorbia caput-medusae
- Medusas Head Tillandsia caput-medusae
- Membranaceus Bamboo Dendrocalamus membranaceus
- Mendocino Cypress Hesperocyparis pygmaea
- Menziess Bladderwort Utricularia menziesii
- Meranti Tembaga Shorea leprosula
- Merbau Intsia palembanica
- Meriania Meriania nobilis
- Mesa Popcorn Flower Plagiobothrys jonesii
- Mescal Bean Dermatophyllum gypsophilum
- Metallic Corkscrew Plant Genlisea metallica
- Mexican Anise Tree Illicium mexicanum
- Mexican Avocado Persea schiedeana
- Mexican Blue Palm Brahea armata
- Mexican Bromeliad Ursulaea macvaughii
- Mexican Bush Sage Salvia leucantha
- Mexican Butterwort Pinguicula moranensis
- Mexican Buttonbush Cephalanthus salicifolius
- Mexican Clethra Clethra mexicana
- Mexican Fan Palm Washingtonia robusta
- Mexican Feather Grass Nassella tenuissima
- Mexican Fence Post Cactus Pachycereus marginatus
- Mexican Fire Barrel Ferocactus pilosus
- Mexican Giant Cardon Pachycereus pringlei
- Mexican Gold Poppy Eschscholzia mexicana
- Mexican Honeysuckle Justicia pilosella
- Mexican Lobelia Lobelia laxiflora
- Mexican Oregano Lippia graveolens
- Mexican Oreopanax Oreopanax capitatus
- Mexican Petunia Ruellia simplex
- Mexican Prickly Poppy Argemone mexicana
- Mexican Primrose Willow Ludwigia octovalvis
- Mexican Redbud Cercis canadensis var. mexicana
- Mexican Saurauia Saurauia scabrida var. mexicana
- Mexican Tinantia Tinantia pringlei
- Mexican Tripogandra Tripogandra amplexicaulis
- Michelia Champaca Magnolia champaca
- Microlicia Microlicia fasciculata
- Milkwhite Rock Jasmine Androsace lactea
- Milky Bellflower Campanula lactiflora
- Millet Panicum miliaceum
- Millettia Millettia pinnata
- Mimusops Mimusops elengi
- Miner Lettuce Forget Me Not Plagiobothrys scouleri
- Miner Popcorn Flower Plagiobothrys tenellus
- Mini Monstera Rhaphidophora tetrasperma
- Miniature Griffinia Griffinia espiritensis
- Miniature Medinilla Medinilla sedifolia
- Miniature Pineapple Ananas nanus
- Miniature Sinningia Sinningia pusilla
- Minor Sun Pitcher Heliamphora minor
- Mint Mentha spicata
- Minutissima Bladderwort Utricularia minutissima
- Mirabilis Pitcher Plant Nepenthes mirabilis
- Miracle Fruit Synsepalum dulcificum
- Miro Prumnopitys ferruginea
- Mirror Plant Coprosma repens
- Miss Wilmott Ghost Eryngium giganteum var. giganteum
- Mist Mistletoe Cactus Rhipsalis baccifera
- Mistletoe Grevillea Grevillea floribunda
- Mitrephora Mitrephora maingayi
- Miyabe Maple Acer miyabei
- Mizuna Brassica rapa var. nipposinica
- Mocambo Theobroma bicolor
- Mock Bishopweed Ptilimnium capillaceum
- Mock Orange Philadelphus coronarius
- Mockernut Hickory Carya tomentosa
- Moctezuma Butterwort Pinguicula moctezumae
- Mojave Centaury Zeltnera exaltata
- Mojito Elephant Ear Colocasia esculenta var. mojito
- Moluccan Costus Cheilocostus globosus
- Mona Lisa Lipstick Plant Aeschynanthus lobbianus
- Monkey Banana Rollinia mucosa
- Monkey Cup Nepenthes rafflesiana
- Monkey Face Orchid Dracula simia
- Monkey Pot Lecythis zabucajo
- Monkey Pot Tree Lecythis pisonis
- Monkey Puzzle Tree Araucaria araucana
- Monks Hood Cactus Astrophytum ornatum
- Monochaetum Monochaetum myrtoideum
- Monodora Monodora myristica
- Monotagma Monotagma plurispicatum
- Monstera Monstera deliciosa
- Montane Sundew Drosera montana
- Montezuma Cypress Taxodium mucronatum
- Montpellier Maple Acer monspessulanum subsp. monspessulanum
- Montpellier Rockrose Cistus monspeliensis
- Moon Carrot Seseli gummiferum
- Moonflower Ipomoea alba
- Moonstones Succulent Pachyphytum oviferum
- Moonwort Botrychium lunaria
- Mopane Colophospermum mopane
- Morning Glory Ipomoea purpurea
- Moroccan Ivy Hedera maroccana
- Moroccan Toadflax Linaria maroccana
- Moso Bamboo Phyllostachys edulis
- Mosquito Bills Dodecatheon hendersonii
- Mosquito Fern Azolla caroliniana
- Moss Campion Silene acaulis
- Moss Phlox Phlox subulata
- Moss Rose Portulaca grandiflora
- Moss Verbena Glandularia pulchella
- Mossy Saxifrage Saxifraga bryoides
- Moth Mullein Verbascum blattaria
- Moth Orchid Phalaenopsis amabilis
- Motherwort Leonurus cardiaca
- Mount Atlas Mastic Pistacia atlantica
- Mount Cook Lily Ranunculus lyallii
- Mountain Aloe Aloe marlothii
- Mountain Alyssum Alyssum montanum
- Mountain Anchovy Pear Grias neuberthii
- Mountain Andromeda Pieris floribunda
- Mountain Aralia Aralia cachemirica
- Mountain Arnica Arnica montana
- Mountain Ash Sorbus americana
- Mountain Avens Dryas octopetala
- Mountain Baneberry Actaea arguta
- Mountain Blazingstar Mentzelia multiflora
- Mountain Bog Gentian Gentiana calycosa
- Mountain Boykinia Boykinia major
- Mountain Brome Bromus marginatus
- Mountain Bursaria Bursaria tenuifolia
- Mountain Cabbage Tree Cordyline indivisa
- Mountain Chickweed Cerastium alpinum
- Mountain Clematis Clematis montana
- Mountain Correa Correa lawrenceana
- Mountain Cyrilla Cyrilla arida
- Mountain Death Camas Anticlea occidentalis
- Mountain Devil Lambertia formosa
- Mountain Dicranopygium Dicranopygium wedelii
- Mountain Everlasting Antennaria dioica
- Mountain Eyebright Euphrasia frigida
- Mountain Fire Lily Cyrtanthus tuckii
- Mountain Flax Phormium cookianum
- Mountain Forget Me Not Oreocarya glomerata
- Mountain Grevillea Grevillea alpina
- Mountain Holly Ilex montana
- Mountain Houndstongue Cynoglossum officinale
- Mountain Houseleek Sempervivum montanum
- Mountain Ivy Oreopanax xalapensis
- Mountain Kidney Vetch Anthyllis montana
- Mountain Lady Slipper Cypripedium montanum
- Mountain Laurel Kalmia latifolia
- Mountain Maple Acer spicatum
- Mountain Mayten Maytenus magellanica
- Mountain Mint Pycnanthemum virginianum
- Mountain Pandanus Pandanus amaryllifolius
- Mountain Pitcairnia Pitcairnia integrifolia
- Mountain Pittosporum Pittosporum oreillyanum
- Mountain Pride Penstemon newberryi
- Mountain Pseudopanax Pseudopanax linearis
- Mountain Raukaua Raukaua edgerleyi
- Mountain Sandwort Arenaria montana
- Mountain Seseli Seseli libanotis
- Mountain Snowbell Soldanella montana
- Mountain Soursop Annona montana
- Mountain Spicebush Lindera neesiana
- Mountain Stewartia Stewartia ovata
- Mountain Strelitzia Strelitzia caudata
- Mountain Sundew Drosera villosa
- Mountain Sweet Cicely Osmorhiza berteroi
- Mountain Sweetleaf Symplocos coreana
- Mountain Sweetpepperbush Clethra acuminata
- Mountain Ternstroemia Ternstroemia lineata
- Mountain Thistle Acanthus Acanthus montanus
- Mountain Wood Fern Dryopteris campyloptera
- Mud Plantain Heteranthera limosa
- Mugwort Artemisia vulgaris
- Muhlenberg Centaury Zeltnera muehlenbergii
- Muhly Grass Muhlenbergia capillaris
- Mulberry Morus alba
- Mule Palm Butiagrus nabonnandii
- Mulga Acacia aneura
- Multifid Bladderwort Utricularia multifida
- Mundis Butterwort Pinguicula mundi
- Muninga Pterocarpus tinctorius
- Murdannia Murdannia loriformis
- Muskflower Erythranthe moschata
- Mussin Catmint Nepeta racemosa
- Mustard Greens Brassica juncea
- Myrsine Saurauia Saurauia myrtifolia
- Myrtle Myrtus communis
- Myrtle Holly Ilex myrtifolia
- Myrtle Wattle Acacia myrtifolia
- Mysore Clock Vine Thunbergia mysorensis
N
- Naga Pitcher Plant Nepenthes naga
- Naked Broomrape Aphyllon uniflorum
- Naked Coral Tree Erythrina coralloides
- Namaqua Lily Hessea cinnamomea
- Nandina Nandina domestica
- Nannyberry Viburnum lentago
- Napa Cabbage Brassica rapa subsp. pekinensis
- Napoleon Flower Napoleonaea egertonii
- Narra Pterocarpus indicus
- Narrow Leaf Cordyline Cordyline stricta
- Narrow Sun Pitcher Heliamphora exappendiculata
- Narrow-leaved Phillyrea Phillyrea angustifolia
- Narrow-leaved Spleenwort Homalosorus pycnocarpos
- Narrowfruit Cornsalad Valerianella radiata
- Narrowleaf Ash Fraxinus angustifolia
- Narrowleaf Cattail Typha angustifolia
- Narrowleaf Geebung Persoonia linearis
- Narrowleaf Hopbush Dodonaea lanceolata
- Narrowleaf Lungwort Pulmonaria longifolia
- Narrowleaf Murdannia Murdannia simplex
- Nasturtium Tropaeolum majus
- Natal Brush Lily Scadoxus membranaceus
- Natal Clock Vine Thunbergia natalensis
- Natal Coral Tree Erythrina humeana
- Natal Ebony Diospyros natalensis
- Natal Gardenia Gardenia cornuta var. natalensis
- Natal Lily Crinum moorei
- Natal Mahogany Trichilia emetica
- Natal Plum Carissa macrocarpa
- Natal Sundew Drosera natalensis
- Native Apricot Pittosporum angustifolium
- Native Daphne Pittosporum multiflorum
- Native Frangipani Hymenosporum flavum
- Native Fuchsia Correa reflexa
- Native Gardenia Atractocarpus fitzalanii
- Native Ginger Alpinia caerulea
- Native Mint Mentha australis
- Native Rosemary Westringia fruticosa
- Native Violet Viola hederacea
- Native Wisteria Callerya megasperma
- Nautilocalyx Nautilocalyx lynchii
- Necklacepod Sophora tomentosa
- Nectarine Prunus persica var. nucipersica
- Needle Flower Posoqueria latifolia
- Needle Palm Rhapidophyllum hystrix
- Needle Spikerush Eleocharis acicularis
- Needlewood Hakea leucoptera
- Neohouzeaua Bamboo Neohouzeaua dullooa
- Nepal Holly Ilex excelsa
- Nepal Ivy Hedera nepalensis
- Nepal Privet Ligustrum nepalense
- Nepenthes Albomarginata Nepenthes albomarginata
- Nepenthes Aristolochioides Nepenthes aristolochioides
- Nepenthes Benstonei Nepenthes benstonei
- Nepenthes Dubia Nepenthes dubia
- Nepenthes Eymae Nepenthes eymae
- Nepenthes Fusca Nepenthes fusca
- Nepenthes Gracilis Nepenthes gracilis
- Nepenthes Gymnamphora Nepenthes gymnamphora
- Nepenthes Hamata Nepenthes hamata
- Nepenthes Hirsuta Nepenthes hirsuta
- Nepenthes Inermis Nepenthes inermis
- Nepenthes Jacquelineae Nepenthes jacquelineae
- Nepenthes Jamban Nepenthes jamban
- Nepenthes Macrophylla Nepenthes macrophylla
- Nepenthes Maxima Nepenthes maxima
- Nepenthes Merrilliana Nepenthes merrilliana
- Nepenthes Mikei Nepenthes mikei
- Nepenthes Ovata Nepenthes ovata
- Nepenthes Pectinata Nepenthes pectinata
- Nepenthes Ramispina Nepenthes ramispina
- Nepenthes Reinwardtiana Nepenthes reinwardtiana
- Nepenthes Rhombicaulis Nepenthes rhombicaulis
- Nepenthes Sibuyanensis Nepenthes sibuyanensis
- Nepenthes Spathulata Nepenthes spathulata
- Nepenthes Spectabilis Nepenthes spectabilis
- Nepenthes Stenophylla Nepenthes stenophylla
- Nepenthes Talangensis Nepenthes talangensis
- Nepenthes Tentaculata Nepenthes tentaculata
- Nepenthes Tobaica Nepenthes tobaica
- Nest Sundew Drosera nidiformis
- Netted Chain Fern Woodwardia areolata
- Netted Pawpaw Asimina reticulata
- Nettle Leaf Bellflower Campanula trachelium
- Network Calathea Goeppertia kegeljanii
- Nevada Bluegrass Poa secunda
- Nevada Butterwort Pinguicula nevadensis
- Nevada Cryptantha Cryptantha nevadensis
- Nevada Lewisia Lewisia nevadensis
- Never Never Plant Ctenanthe oppenheimiana
- Nevin Barberry Berberis nevinii
- New England Aster Symphyotrichum novae-angliae
- New Guinea Pandanus Pandanus conoideus
- New Jersey Tea Ceanothus americanus
- New Mexico Locust Robinia neomexicana
- New York Aster Symphyotrichum novi-belgii
- New York Fern Parathelypteris noveboracensis
- New York Ironweed Vernonia noveboracensis
- New Zealand Broadleaf Griselinia littoralis
- New Zealand Cabbage Tree Cordyline australis
- New Zealand Flax Phormium tenax
- New Zealand Iris Libertia peregrinans
- New Zealand Persimmon Diospyros australis
- New Zealand Spinach Tetragonia tetragonioides
- Ngaio Myoporum laetum
- Nicolaia Ginger Etlingera corneri
- Night-scented Epidendrum Epidendrum nocturnum
- Night-scented Gladiolus Gladiolus tristis
- Nikau Palm Rhopalostylis sapida
- Nikko Maple Acer maximowiczianum var. maximowiczianum
- Ninebark Physocarpus opulifolius
- Nineleaf Biscuitroot Lomatium triternatum
- Nipa Palm Nypa fruticans
- Noble Clivia Clivia nobilis
- Noble Dendrobium Dendrobium nobile
- Nodding Brome Bromus anomalus
- Nodding Cape Primrose Streptocarpus caulescens
- Nodding Ladies Tresses Spiranthes cernua
- Nodding Onion Allium cernuum
- Nodding Stickseed Hackelia deflexa
- Nodding Trillium Trillium cernuum
- Noni Morinda citrifolia
- Norantea Norantea guianensis
- Norfolk Island Pine Araucaria heterophylla
- North Indian Rosewood Dalbergia sissoo
- Northern Anemone Anemone parviflora
- Northern Bayberry Morella pensylvanica
- Northern Bedstraw Galium boreale
- Northern Beech Fern Phegopteris connectilis
- Northern Buckler Fern Dryopteris dilatata
- Northern Bush Honeysuckle Diervilla rivularis
- Northern Catalpa Catalpa speciosa
- Northern Green Orchid Platanthera hyperborea
- Northern Holly Fern Polystichum lonchitis
- Northern Rata Metrosideros robusta
- Northern Red Oak Quercus rubra
- Northern Sea Oats Chasmanthium latifolium
- Northern Whitlow Grass Draba borealis
- Northern Wild Comfrey Andersonglossum boreale
- Norths Pitcher Plant Nepenthes northiana
- Norway Maple Acer platanoides
- Norwegian Sandwort Arenaria norvegica
- Notched Butterwort Pinguicula emarginata
- Notchleaf Phacelia Phacelia integrifolia
- Nutans Bamboo Bambusa nutans
- Nutmeg Hickory Carya myristiciformis
O
- Oak Fern Gymnocarpium dryopteris
- Oak Leaf Hakea Hakea undulata
- Oak Leech Seymeria cassioides
- Oak Mistletoe Phoradendron leucarpum
- Oats Avena sativa
- Obeche Triplochiton scleroxylon
- Obedient Plant Physostegia virginiana
- Oblong Butterwort Pinguicula oblongiloba
- Oblong-leaved Sundew Drosera intermedia
- Ochagavia Bromeliad Ochagavia carnea
- Ocotea Foetens Ocotea foetens
- Octopus Agave Agave vilmoriniana
- Odorata Bladderwort Utricularia odorata
- Ogeechee Tupelo Nyssa ogeche
- Ohio Buckeye Aesculus glabra
- Ohio Spiderwort Tradescantia ohiensis
- Oil Seed Camellia Camellia oleifera
- Okra Abelmoschus esculentus
- Old Lady Cactus Mammillaria hahniana
- Old Man Banksia Banksia menziesii
- Old Man Cactus Cephalocereus senilis
- Old Man Palm Coccothrinax crinita
- Old World Climbing Fern Lygodium microphyllum
- Old World Clumping Bamboo Gigantochloa apus
- Oldham Bamboo Bambusa oldhamii
- Oleander Nerium oleander
- Oleaster Elaeagnus macrophylla
- Olive Green Living Stone Lithops olivacea
- Oliver Cinnamon Cinnamomum oliveri
- One Flower Fleabane Erigeron uniflorus
- One Flowered Wintergreen Moneses uniflora
- One-leaf Cape Primrose Streptocarpus wendlandii
- One-sided Wintergreen Orthilia secunda
- Oneflower Penstemon Penstemon uniflorus
- Onion Allium cepa
- Oplopanax Japonicus Oplopanax japonicus
- Orange Aechmea Aechmea blanchetiana
- Orange Bell Climber Billardiera fraseri
- Orange Bomarea Bomarea multiflora
- Orange Caiophora Caiophora cirsiifolia
- Orange Chincherinchee Ornithogalum maculatum
- Orange Columnea Columnea orientandina
- Orange Crown Cactus Rebutia muscula
- Orange Daylily Hemerocallis fulva
- Orange Fire Lily Cyrtanthus contractus
- Orange Gasteranthus Gasteranthus quitensis
- Orange Goldfish Plant Nematanthus fissus
- Orange Ixia Ixia dubia
- Orange Jasmine Murraya paniculata
- Orange Justicia Justicia spicigera
- Orange Marmalade Crossandra pungens
- Orange Marmalade Crossandra Crossandra nilotica
- Orange Mullein Verbascum phlomoides
- Orange Nasa Nasa poissoniana
- Orange River Lily Crinum bulbispermum
- Orange Spiral Ginger Costus dubius
- Orange Star Bromeliad Guzmania monostachia
- Orange Sundew Drosera callistos
- Orbifolia Calathea Goeppertia orbifolia
- Orchid Butterwort Pinguicula orchidioides
- Orchid Cactus Disocactus ackermannii
- Oregano Origanum vulgare
- Oregon Ash Fraxinus latifolia
- Oregon Grape Berberis aquifolium
- Organ Pipe Cactus Stenocereus thurberi
- Oriental Bittersweet Celastrus orbiculatus
- Oriental Borage Trachystemon orientalis
- Oriental Eurya Eurya nitida
- Oriental Paperbush Edgeworthia chrysantha
- Oriental Poppy Papaver orientale
- Osage Orange Maclura pomifera
- Ostrich Fern Matteuccia struthiopteris
- Otaheite Gooseberry Phyllanthus distichus
- Oval Leaf Privet Ligustrum ovalifolium
- Overcup Oak Quercus lyrata
- Owl Clover Castilleja exserta
- Oxlip Primula elatior
- Oyama Magnolia Magnolia sieboldii subsp. japonica
- Ozark Wake Robin Trillium pusillum
- Ozark Witch Hazel Hamamelis vernalis
P
- Pacific Bastard Toadflax Geocaulon lividum
- Pacific Blacksnakeroot Sanicula menziesii
- Pacific Bleeding Heart Dicentra formosa
- Pacific Corydalis Corydalis scouleri
- Pacific Dogwood Cornus nuttallii
- Pacific Freycinetia Freycinetia arborea
- Pacific Houndstongue Adelinia grande
- Pacific Kauri Agathis macrophylla
- Pacific Madrone Arbutus menziesii
- Pacific Meryta Meryta denhamii
- Pacific Sanicle Sanicula crassicaulis
- Pacific Teak Intsia bijuga
- Pacific Trillium Trillium ovatum
- Paddle Leaf Anthurium Anthurium coriaceum
- Paddle Plant Kalanchoe thyrsiflora
- Pagoda Dogwood Cornus alternifolia
- Paintbrush Haemanthus Haemanthus deformis
- Paintbrush Lily Haemanthus albiflos
- Painted Billbergia Billbergia pyramidalis
- Painted Buckeye Aesculus sylvatica
- Painted Feather Vriesea hieroglyphica
- Painted Lady Gladiolus Gladiolus angustus
- Painted Lady Philodendron Philodendron erubescens
- Painted Maple Acer pictum
- Painted Trillium Trillium undulatum
- Pale Bladderwort Utricularia livida
- Pale Butterwort Pinguicula lusitanica
- Pale Corydalis Corydalis flavula
- Pale Gentian Gentiana alba
- Pale Grass Pink Calopogon pallidus
- Pale Meadow Beauty Rhexia nuttallii
- Pale Spiked Lobelia Lobelia spicata
- Pale Sundew Drosera pallida
- Pale Toadflax Linaria dalmatica
- Palestine Oak Quercus calliprinos
- Palicourea Palicourea marcgravii
- Palisota Palisota hirsuta
- Palm Leaf Bamboo Sasa palmata
- Palm Sedge Carex muskingumensis
- Palmer Penstemon Penstemon palmeri
- Palo Brea Parkinsonia praecox
- Pamphilia Snowbell Styrax hemsleyanus
- Panama Clethra Clethra revoluta
- Panama Dendropanax Dendropanax gonatopodus
- Panama Flame Tree Brownea ariza
- Panama Hat Plant Carludovica palmata
- Panama Heliconia Heliconia mariae
- Panama Marcgravia Marcgravia nepenthoides
- Panama Oreopanax Oreopanax nicaraguensis
- Panama Queen Aphelandra tetragona
- Panama Rose Rondeletia leucophylla
- Panama Saurauia Saurauia yasicae
- Panax Japonicus Panax japonicus
- Panda Plant Kalanchoe tomentosa
- Panicled Turpinia Turpinia paniculata
- Pansy Viola × wittrockiana
- Papaya Carica papaya
- Paper Daisy Rhodanthe chlorocephala
- Paper Spine Cactus Tephrocactus articulatus
- Paperbark Maple Acer griseum
- Paperbark Tea Tree Melaleuca quinquenervia
- Paperbark Thorn Vachellia sieberiana
- Papuan Agarwood Gyrinops versteegii
- Papyrus Cyperus papyrus
- Paradise Tree Simarouba glauca
- Paraguay Nightshade Lycianthes asarifolia
- Parakeelya Calandrinia balonensis
- Parallel Peperomia Peperomia puteolata
- Parana Pine Araucaria angustifolia
- Parlor Palm Chamaedorea elegans
- Parmentiera Parmentiera cereifera
- Parrot Bush Banksia sessilis
- Parrot Gladiolus Gladiolus dalenii
- Parrot Heliconia Heliconia psittacorum
- Parrot Lily Alstroemeria pulchella
- Parrot Pitcher Plant Sarracenia psittacina
- Parrot Tree Schotia afra
- Parrots Beak Lousewort Pedicularis racemosa
- Parrots Feather Myriophyllum aquaticum
- Parry Penstemon Penstemon parryi
- Parrys Agave Agave parryi
- Parrys Phacelia Phacelia parryi
- Parsley Petroselinum crispum
- Parsley Aralia Polyscias fruticosa
- Parsley Fern Cryptogramma crispa
- Parsley Water Dropwort Oenanthe sarmentosa
- Parsnip Pastinaca sativa
- Partridge Pea Chamaecrista fasciculata
- Partridgeberry Mitchella repens
- Pasqueflower Pulsatilla vulgaris
- Passion Fruit Passiflora edulis
- Passionflower Passiflora incarnata
- Pastinacopsis Pastinacopsis glacialis
- Path Rush Juncus tenuis
- Pawpaw Asimina triloba
- Pea Pisum sativum
- Peace Lily Spathiphyllum wallisii
- Peach Prunus persica
- Peach Leaf Bellflower Campanula persicifolia
- Peach Palm Bactris gasipaes
- Peachleaf Willow Salix amygdaloides
- Peacock Ginger Kaempferia elegans
- Peacock Moraea Moraea villosa
- Peacock Plant Calathea makoyana
- Peacock Plant Ginger Kaempferia pulchra
- Peanut Arachis hypogaea
- Peanut Cactus Echinopsis chamaecereus
- Pear Pyrus communis
- Pearcea Pearcea hypocyrtiflora
- Pebble Plant Lithops aucampiae
- Pelican Flower Aristolochia grandiflora
- Pencil Cactus Euphorbia tirucalli
- Pennsylvania Sedge Carex pensylvanica
- Pennyroyal Mentha pulegium
- Peperomia Hope Peperomia tetraphylla
- Pepper Tree Sumac Searsia pendulina
- Peppermint Mentha × piperita
- Pepperwort Marsilea mutica
- Pera Glabrata Pera glabrata
- Perennial Sheeps Bit Jasione laevis
- Pereskiopsis Bellflower Codonopsis lanceolata
- Perfoliate Alexanders Smyrnium perfoliatum
- Perfume Tree Randia ruiziana
- Perfumed Passionflower Passiflora vitifolia
- Perrier Baobab Adansonia perrieri
- Persian Lilac Syringa persica
- Persian Prickly Thrift Acantholimon venustum
- Persian Shield Strobilanthes dyeriana
- Persian Speedwell Veronica persica
- Persimmon Diospyros kaki
- Peruvian Apple Cactus Cereus repandus
- Peruvian Lily of the Incas Eucrosia bicolor
- Peruvian Pepper Tree Schinus molle
- Peruvian Saurauia Saurauia peruviana
- Petolaris Sundew Drosera petiolaris
- Petunia Petunia × atkinsiana
- Peyotillo Pelecyphora macromeris
- Philesia Philesia magellanica
- Philippine Freycinetia Freycinetia multiflora
- Philippine Medinilla Medinilla cumingii
- Philippine Violet Barleria cristata
- Phillyrea Phillyrea latifolia
- Phlebocarya Phlebocarya ciliata
- Phoebe Tree Phoebe zhennan
- Phoenicean Cypress Cupressus atlantica
- Phoenician Juniper Juniperus phoenicea
- Phoenix Orchid Cymbidium dayanum
- Piccolo Banda Peperomia Peperomia albovittata
- Pickerelweed Pontederia cordata
- Piedmont Seymeria Seymeria pectinata
- Pieris Pieris japonica
- Pig Ear Succulent Cotyledon orbiculata
- Pignut Hickory Carya glabra
- Pin Cherry Prunus pensylvanica
- Pin Oak Quercus palustris
- Pincushion Flower Scabiosa columbaria
- Pincushion Hakea Hakea laurina
- Pincushion Protea Leucospermum cordifolium
- Pindaiba Duguetia furfuracea
- Pine Cone Cactus Tephrocactus geometricus
- Pineapple Ananas comosus
- Pineapple Guava Acca sellowiana var. sellowiana
- Pineapple Lily Eucomis comosa
- Pineapple Sage Salvia elegans
- Pinebarren Meadow Beauty Rhexia lutea
- Pinecone Dendrobium Dendrobium densiflorum
- Pineleaf Penstemon Penstemon pinifolius
- Pinemat Arceuthobium americanum
- Pinemat Manzanita Arctostaphylos nevadensis
- Pinesap Monotropa hypopitys
- Pinewoods Dropseed Sporobolus floridanus
- Pinguin Bromeliad Bromelia pinguin
- Pink Air Plant Tillandsia stricta
- Pink Axinaea Axinaea costaricensis
- Pink Billbergia Billbergia amoena
- Pink Daubenya Daubenya capensis
- Pink Grevillea Grevillea petrophiloides
- Pink Hair Grass Muhlenbergia reverchonii
- Pink Ice Protea Protea neriifolia
- Pink Ipe Handroanthus impetiginosus
- Pink Ixia Ixia polystachya
- Pink Lady Heterocentron subtriplinervium
- Pink Ladys Slipper Cypripedium acaule
- Pink Lantern Medinilla Medinilla scortechinii
- Pink Lime Berry Clausena excavata
- Pink Monkey Pot Eschweilera alvimii
- Pink Mountain Heath Phyllodoce empetriformis
- Pink Pleroma Pleroma clavatum
- Pink Purslane Portulaca pilosa
- Pink Quill Wallisia cyanea
- Pink Rock Orchid Dendrobium kingianum
- Pink Sundew Drosera capillaris
- Pink Sunray Rhodanthe manglesii
- Pink Torch Bromeliad Quesnelia marmorata
- Pink Tripogandra Tripogandra purpurascens
- Pink Trumpet Tree Tabebuia rosea
- Pink Watsonia Watsonia marginata
- Pink Waxflower Eriostemon australasius
- Pink Wintergreen Pyrola asarifolia
- Pinnate Boronia Boronia pinnata
- Pinstripe Calathea Goeppertia ornata
- Pinxterbloom Azalea Rhododendron periclymenoides
- Pipevine Birthwort Aristolochia tomentosa
- Pipsissewa Chimaphila umbellata
- Pistachio Pistacia vera
- Pitanga Eugenia brasiliensis
- Pitangatuba Eugenia neonitida
- Pitard Camellia Camellia pitardii
- Pitcairnia Flame Pitcairnia maidifolia
- Pitch Pine Pinus rigida
- Pitcher Sage Salvia azurea
- Pitchers Leatherflower Clematis pitcheri
- Plains Lovegrass Eragrostis intermedia
- Plantain Thrift Armeria arenaria
- Plantainleaf Sedge Carex plantaginea
- Plum Prunus domestica
- Plum Yew Cephalotaxus harringtonia
- Plume Grass Saccharum ravennae
- Plume Poppy Macleaya cordata
- Pod Mahogany Afzelia quanzensis
- Pogonophora Pogonophora schomburgkiana
- Pohutukawa Metrosideros excelsa
- Pointleaf Manzanita Arctostaphylos pungens
- Poison Hemlock Conium maculatum
- Poison Ivy Toxicodendron radicans
- Poison Sumac Toxicodendron vernix
- Poke Milkweed Asclepias exaltata
- Polka Dot Plant Hypoestes phyllostachya
- Pomegranate Punica granatum
- Pomelo Citrus maxima
- Pond Apple Annona glabra
- Pond Cypress Taxodium ascendens
- Pond Pine Pinus serotina
- Ponytail Palm Beaucarnea recurvata
- Poorjoe Diodia teres
- Popcorn Cassia Senna didymobotrya
- Popcorn Cryptantha Cryptantha micrantha
- Popcorn Flower Plagiobothrys nothofulvus
- Porcupine Flower Barleria lupulina
- Porcupine Sedge Carex hystericina
- Port Orford Cedar Chamaecyparis lawsoniana
- Portea Bromeliad Portea alatisepala
- Portuguese Thrift Armeria pseudoarmeria
- Poshte Annona scleroderma
- Possumhaw Holly Ilex decidua
- Possumhaw Viburnum Viburnum nudum
- Post Oak Quercus stellata
- Potato Solanum tuberosum
- Potentilla Dasiphora fruticosa
- Pothos Epipremnum aureum
- Poverty Rush Juncus tenuis var. dudleyi
- Powder Puff Cactus Mammillaria bocasana
- Powdery Strap Airplant Catopsis berteroniana
- Prairie Alumroot Heuchera richardsonii
- Prairie Beardtongue Penstemon tubaeflorus
- Prairie Blazing Star Liatris pycnostachya
- Prairie Blazingstar Mentzelia nuda
- Prairie Brome Bromus kalmii
- Prairie Cordgrass Spartina pectinata
- Prairie Coreopsis Coreopsis palmata
- Prairie Dock Silphium terebinthinaceum
- Prairie Dropseed Sporobolus heterolepis
- Prairie False Foxglove Agalinis aspera
- Prairie Fescue Festuca hallii
- Prairie Iris Iris missouriensis
- Prairie Lily Lilium philadelphicum
- Prairie Onion Allium stellatum
- Prairie Paintbrush Castilleja sessiliflora
- Prairie Petunia Ruellia nudiflora
- Prairie Phlox Phlox pilosa
- Prairie Ragwort Packera plattensis
- Prairie Rose Rosa arkansana
- Prairie Sage Salvia pitcheri
- Prairie Smoke Geum triflorum
- Prairie Spiderwort Tradescantia bracteata
- Prairie Trillium Trillium recurvatum
- Prairie Verbena Glandularia bipinnatifida var. ciliata
- Prairie Wedgescale Sphenopholis obtusata
- Prayer Pepper Peperomia dolabriformis
- Prayer Plant Maranta leuconeura
- Preston Lilac Syringa prestoniae
- Prickly Ash Zanthoxylum americanum
- Prickly Cryptantha Cryptantha muricata
- Prickly Dryandra Banksia armata
- Prickly Geebung Persoonia juniperina
- Prickly Juniper Juniperus oxycedrus
- Prickly Moses Acacia verticillata
- Prickly Paperbark Melaleuca styphelioides
- Prickly Poppy Argemone polyanthemos
- Prickly Saxifrage Saxifraga tricuspidata
- Pride of Burma Amherstia nobilis
- Pride of India Lagerstroemia floribunda
- Pride of Madeira Echium candicans
- Primrose Butterwort Pinguicula primuliflora
- Primrose Streptocarpus Streptocarpus primulifolius
- Princes Pine Chimaphila menziesii
- Princess Flower Tibouchina urvilleana
- Proliferous Sundew Drosera prolifera
- Pronaya Pronaya fraseri
- Protea Protea cynaroides
- Psychotria Carthagenensis Psychotria carthagenensis
- Pterolepis Pterolepis glomerata
- Puerto Rican Royal Palm Roystonea borinquena
- Puka Meryta sinclairii
- Pulasan Nephelium ramboutan-ake
- Pumpkin Cucurbita pepo
- Pumpkin Ash Fraxinus profunda
- Puriri Vitex lucens
- Purple Apple Berry Billardiera longiflora
- Purple Beautyberry Callicarpa dichotoma
- Purple Bladderwort Utricularia purpurea
- Purple Brachyotum Brachyotum confertum
- Purple Buttonweed Spermacoce capitata
- Purple Candeia Eremanthus incanus
- Purple Chinese Houses Collinsia bartsiifolia
- Purple Clematis Clematis verticillaris
- Purple Cliffbrake Pellaea glabella
- Purple Comolia Comolia villosa
- Purple Coral Pea Hardenbergia violacea
- Purple Coromandel Asystasia intrusa
- Purple Cow Wheat Melampyrum nemorosum
- Purple Cyanotis Cyanotis vaga
- Purple Dichaetanthera Dichaetanthera arborea
- Purple False Foxglove Agalinis purpurea
- Purple Firespike Odontonema cuspidatum
- Purple Fountain Grass Cenchrus setaceus
- Purple Fringed Orchid Platanthera psycodes
- Purple Giant Hyssop Agastache scrophulariifolia
- Purple Glory Tree Pleroma mutabile
- Purple Gromwell Lithospermum purpureocaeruleum
- Purple Guzmania Guzmania musaica
- Purple Heart Tradescantia pallida
- Purple Holly Ilex purpurea
- Purple Hopbush Dodonaea viscosa var. purpurea
- Purple Hypoestes Hypoestes forskaolii
- Purple Iochroma Iochroma cyaneum
- Purple Jerusalem Sage Phlomis purpurea
- Purple Justicia Justicia scheidweileri
- Purple Kiwi Actinidia purpurea
- Purple Lavoisiera Lavoisiera grandiflora
- Purple Lovegrass Eragrostis spectabilis
- Purple Magnolia Magnolia figo
- Purple Marcetia Marcetia vellutina
- Purple Meadow Rue Thalictrum dasycarpum
- Purple Meriania Meriania speciosa
- Purple Miconia Miconia serrulata
- Purple Microlicia Microlicia isophylla
- Purple Millettia Millettia dura
- Purple Monkeyflower Diplacus kelloggii
- Purple Monochaetum Monochaetum floribundum
- Purple Moor Grass Molinia caerulea
- Purple Mountain Saxifrage Saxifraga oppositifolia
- Purple Mullein Verbascum phoeniceum
- Purple Neoregelia Neoregelia cruenta
- Purple Nutsedge Cyperus rotundus
- Purple Oatgrass Trisetum spicatum
- Purple Owl Clover Castilleja densiflora
- Purple Phacelia Phacelia purshii
- Purple Pitcher Plant Sarracenia purpurea
- Purple Pleroma Pleroma heteromallum
- Purple Porterweed Stachytarpheta frantzii
- Purple Prairie Clover Dalea purpurea
- Purple Pterolepis Pterolepis repanda
- Purple Rhynchanthera Rhynchanthera dichotoma
- Purple Rock Purslane Cistanthe grandiflora
- Purple Sage Salvia pachyphylla var. eremopictus
- Purple Sanicle Sanicula bipinnatifida
- Purple Sonerila Sonerila maculata
- Purple Sword Alocasia Alocasia lauterbachiana
- Purple Tinantia Tinantia leiocalyx
- Purple Toadflax Linaria purpurea
- Purple Uvaria Uvaria littoralis
- Purple Yam Dioscorea alata
- Purplebloom Maple Acer pseudosieboldianum var. koreanum
- Purpletop Tridens flavus
- Purslane Speedwell Veronica peregrina
- Pussy Willow Salix discolor
- Puttyroot Aplectrum hyemale
- Pygmy Bitterroot Lewisia pygmaea
- Pygmy Date Palm Phoenix roebelenii
- Pygmy Sundew Drosera pygmaea
- Pyramidal Bugle Ajuga pyramidalis
- Pyramidal Saxifrage Saxifraga cotyledon
Q
- Quackgrass Elymus repens
- Quaking Aspen Populus tremuloides
- Quassia Quassia amara
- Queen Anthurium Anthurium warocqueanum
- Queen Flower Lagerstroemia speciosa
- Queen of the Abyss Sinningia eumorpha
- Queen of the Andes Puya mirabilis
- Queen of the Night Epiphyllum oxypetalum
- Queen Palm Syagrus romanzoffiana
- Queen Protea Protea magnifica
- Queen Sago Cycas circinalis
- Queen Victoria Agave Agave victoriae-reginae
- Queen Victoria Aloe Aloe aristata
- Queen Victoria Lobelia Lobelia fulgens
- Queens Cup Clintonia uniflora
- Queens Tears Bromeliad Billbergia nutans
- Queensland Grass Tree Xanthorrhoea johnsonii
- Queensland Kauri Agathis robusta
- Queensland Lacebark Brachychiton discolor
- Queensland Mat Rush Lomandra fluviatilis
- Queensland Nut Macadamia ternifolia
- Queensland Pittosporum Pittosporum ferrugineum
- Queensland Silky Oak Cardwellia sublimis
- Queensland Silver Wattle Acacia podalyriifolia
- Queensland Smilax Smilax australis
- Queensland Spiral Ginger Tapeinochilos dahlii
- Queensland Walnut Beilschmiedia bancroftii
- Queensland Waratah Alloxylon pinnatum
- Quelchs Bladderwort Utricularia quelchii
- Quihoui Privet Ligustrum quihoui
- Quinoa Chenopodium quinoa
R
- Rabbit Foot Fern Davallia fejeensis
- Rabbit-ear Haemanthus Haemanthus humilis subsp. hirsutus
- Rabbitfoot Grass Polypogon monspeliensis
- Racemosa Coffee Coffea racemosa
- Racinaea Crispa Racinaea crispa
- Radicchio Cichorium intybus var. foliosum
- Radish Raphanus sativus
- Rainbow Cactus Echinocereus rigidissimus
- Rainbow Eucalyptus Eucalyptus deglupta
- Rainbow Plant Byblis liniflora
- Rainbow Shower Tree Cassia grandis
- Raindrop Peperomia Peperomia polybotrya
- Ram Head Lady Slipper Cypripedium arietinum
- Ram Horn Proboscidea fragrans
- Rambai Baccaurea motleyana
- Rambutan Nephelium lappaceum
- Ramentaceous Sundew Drosera ramentacea
- Ramin Gonystylus bancanus
- Rampion Bellflower Campanula rapunculus
- Randia Randia armata
- Rangiora Brachyglottis repanda
- Raspberry Rubus idaeus
- Rassak Vatica rassak
- Rat Tail Cactus Disocactus flagelliformis
- Rattlesnake Fern Botrypus virginianus
- Rattlesnake Master Eryngium yuccifolium
- Rattlesnake Plant Goeppertia insignis
- Raukaua Raukaua simplex
- Rectifolia Butterwort Pinguicula rectifolia
- Red Aglaonema Aglaonema rotundum
- Red Anise Illicium lanceolatum
- Red Babiana Babiana rubrocyanea
- Red Baneberry Actaea rubra
- Red Barrenwort Epimedium x rubrum
- Red Bartsia Odontites vernus
- Red Bay Persea borbonia
- Red Bead Tree Adenanthera pavonina
- Red Boronia Boronia heterophylla
- Red Buckeye Aesculus pavia
- Red Bush Apple Syzygium suborbiculare
- Red Button Ginger Costus woodsonii
- Red Cabomba Cabomba furcata
- Red Campion Silene dioica
- Red Chokeberry Aronia arbutifolia
- Red Christmas Heliconia Heliconia angusta
- Red Clintonia Clintonia andrewsiana
- Red Clock Vine Thunbergia coccinea
- Red Currant Ribes rubrum
- Red Daubenya Daubenya marginata
- Red Deadnettle Lamium purpureum
- Red Earth Star Cryptanthus bromelioides
- Red Edge Pandanus Pandanus utilis
- Red Edge Peperomia Peperomia clusiifolia
- Red Edgeworthia Edgeworthia gardneri
- Red Elderberry Sambucus racemosa
- Red Eyebright Odontites vulgaris
- Red Fescue Festuca rubra
- Red Flowering Gum Corymbia ficifolia
- Red Foxtail Myriophyllum tuberculatum
- Red Freycinetia Freycinetia cumingiana
- Red Ginger Alpinia purpurata
- Red Ginger Lily Hedychium coccineum
- Red Hemp Nettle Galeopsis angustifolia
- Red Horned Poppy Glaucium corniculatum
- Red Ironbark Eucalyptus sideroxylon
- Red Ivy Hemigraphis colorata
- Red Jabuticaba Plinia aureana
- Red Kakabeak Clianthus puniceus
- Red Kangaroo Paw Anigozanthos manglesii
- Red Kiwi Actinidia melanandra
- Red Lachenalia Lachenalia bulbifera
- Red Leadtree Leucaena retusa
- Red Log Peperomia Peperomia verticillata
- Red Maple Acer rubrum
- Red Marianthus Marianthus erubescens
- Red Milkwood Mimusops obovata
- Red Mombin Spondias purpurea
- Red Mulberry Morus rubra
- Red Nest Bromeliad Nidularium fulgens
- Red Norantea Norantea brasiliensis
- Red Osier Dogwood Cornus sericea
- Red Palicourea Palicourea rigida
- Red Pearcea Pearcea sprucei
- Red Pine Pinus resinosa
- Red Pineapple Ananas bracteatus
- Red Pitcairnia Pitcairnia andreana
- Red Pitcher Plant Nepenthes ventricosa
- Red Pokers Grevillea bipinnatifida
- Red Porterweed Stachytarpheta mutabilis
- Red Ruellia Ruellia elegans
- Red Sandalwood Pterocarpus santalinus
- Red Schwartzia Schwartzia adamantium
- Red Silk Cotton Tree Bombax ceiba
- Red Silky Oak Grevillea banksii
- Red Souroubea Souroubea sympetala
- Red Spider Flower Grevillea speciosa
- Red Spruce Picea rubens
- Red Star Bromeliad Cryptanthus acaulis
- Red Stem Thalia Thalia geniculata
- Red Swamp Banksia Banksia occidentalis
- Red Sword Bromeliad Vriesea fosteriana
- Red Thorn Vachellia reficiens
- Red Torch Bromeliad Quesnelia testudo
- Red Torch Ginger Etlingera hemisphaerica
- Red Tower Ginger Costus comosus
- Red Valerian Centranthus ruber
- Red Vipers Bugloss Echium russicum
- Red Wachendorfia Wachendorfia paniculata
- Red Yucca Hesperaloe parviflora
- Red-headed Irishman Cactus Mammillaria spinosissima
- Redmaids Calandrinia menziesii
- Redroot Haemodorum corymbosum
- Redvein Enkianthus Enkianthus campanulatus
- Redwhisker Clammyweed Polanisia dodecandra
- Reed Canary Grass Phalaris arundinacea
- Reed Prayer Plant Maranta arundinacea
- Regnells Miltonia Miltonia regnellii
- Rengarenga Lily Arthropodium cirratum
- Repens Corkscrew Plant Genlisea repens
- Resin Grass Tree Xanthorrhoea resinosa
- Resurrection Fern Pleopeltis polypodioides
- Resurrection Lily Ginger Kaempferia rotunda
- Rewarewa Knightia excelsa
- Rhododendron Rhododendron catawbiense
- Rhubarb Rheum × hybridum
- Rhynchanthera Rhynchanthera grandiflora
- Rhytidophyllum Rhytidophyllum tomentosum
- Ribbon Bush Hypoestes aristata
- Ribbon Fan Palm Livistona decora
- Riberry Syzygium luehmannii
- Ricardiastra Ricardiastra geranioides
- Rice Oryza sativa
- Rice Cutgrass Leersia oryzoides
- Rice Flower Ozothamnus diosmifolius
- Rice Paper Plant Tetrapanax papyrifer
- Rigid Fiddleneck Amsinckia tessellata
- Rigid-leaved Pitcher Plant Nepenthes rigidifolia
- Rimu Dacrydium cupressinum
- Rio Grande Cherry Eugenia aggregata
- River Birch Betula nigra
- River Bulrush Bolboschoenus fluviatilis
- River Bushwillow Combretum erythrophyllum
- River Cane Arundinaria gigantea
- River Cooba Acacia stenophylla
- River Lily Crinum macowanii
- River Oats Chasmanthium sessiliflorum
- River Pandanus Pandanus aquaticus
- River Red Gum Eucalyptus camaldulensis
- River Tuckeroo Cupaniopsis foveolata
- Riverbank Wild Rye Elymus riparius
- Rob Cantleys Pitcher Plant Nepenthes robcantleyi
- Robert Young Bamboo Phyllostachys viridis
- Robusta Coffee Coffea canephora
- Rock Banksia Banksia saxicola
- Rock Bluebell Wahlenbergia saxicola
- Rock Cabbage Tree Cussonia natalensis
- Rock Cape Primrose Streptocarpus dunnii
- Rock Clematis Clematis columbiana
- Rock Cress Aubrieta deltoidea
- Rock Hyssop Hyssopus officinalis subsp. aristatus
- Rock Jasmine Androsace sarmentosa
- Rock Penstemon Penstemon rupicola
- Rock Phacelia Phacelia egena
- Rock Polypody Polypodium virginianum
- Rock Purslane Grahamia bracteata
- Rock Sandwort Arenaria balearica
- Rock Speedwell Veronica fruticans
- Rocky Mountain Bee Plant Cleome serrulata
- Rocky Mountain Beeplant Peritoma serrulata
- Rocky Mountain Columbine Aquilegia coerulea
- Rocky Mountain Juniper Juniperus scopulorum
- Rocky Mountain Maple Acer glabrum
- Rocky Mountain Penstemon Penstemon strictus
- Rocky Mountain Woodsia Woodsia scopulina
- Rorida Rainbow Plant Byblis rorida
- Rose Apple Syzygium jambos
- Rose Blakea Blakea granatensis
- Rose Daphne Daphne cneorum
- Rose Eranthemum Eranthemum roseum
- Rose Grape Medinilla Medinilla magnifica
- Rose of Venezuela Brownea macrophylla
- Rose Paintbrush Castilleja rhexifolia
- Rose Painted Calathea Goeppertia roseopicta
- Rose Pink Sabatia angularis
- Rose Pogonia Pogonia ophioglossoides
- Rose Prickly Thrift Acantholimon ulicinum
- Rose Root Rhodiola rosea
- Rose Vervain Glandularia canadensis
- Rosebay Rhododendron Rhododendron maximum
- Roseleaf Sage Salvia involucrata
- Roseling Callisia rosea
- Rosemary Salvia rosmarinus
- Rosemary Grevillea Grevillea rosmarinifolia
- Rosetted Sundew Drosera erythrorhiza
- Rosinweed Silphium integrifolium
- Ross Sapote Pouteria sp.
- Rosy Camellia Camellia rosaeflora
- Rosy Centaury Zeltnera venusta
- Rosy Sundew Drosera roseana
- Rosy Twisted Stalk Streptopus lanceolatus
- Rough Bluegrass Poa trivialis
- Rough Buttonweed Diodia sarmentosa
- Rough Dropseed Sporobolus compositus
- Rough-shelled Macadamia Macadamia tetraphylla
- Roughleaf Dogwood Cornus drummondii
- Round Leaf Mallee Eucalyptus orbifolia
- Round Leaved Orchid Platanthera orbiculata
- Round Lime Citrus australis
- Round Zedoary Curcuma zanthorrhiza
- Roundheaded Rampion Phyteuma orbiculare
- Roundleaf Alumroot Heuchera cylindrica
- Roundleaf Buffaloberry Shepherdia rotundifolia
- Roundleaf Dogwood Cornus rugosa
- Roundleaf Mintbush Prostanthera rotundifolia
- Roundleaf Ragwort Packera obovata
- Roundleaf Sundew Drosera rotundifolia
- Roundleaf Wintergreen Pyrola americana
- Roundlobed Hepatica Hepatica americana
- Roundstem False Foxglove Agalinis gattingeri
- Royal Catchfly Silene regia
- Royal Fern Osmunda regalis
- Royal Grevillea Grevillea victoriae
- Royal Hakea Hakea victoria
- Royal Paintbrush Scadoxus puniceus
- Royal Palm Roystonea regia
- Royal Penstemon Penstemon speciosus
- Royal Poinciana Delonix regia
- Rubber Plant Ficus elastica
- Ruby Glow Peperomia Peperomia graveolens
- Ruby Necklace Othonna capensis
- Rudgea Rudgea viburnoides
- Rue Ruta graveolens
- Rue Anemone Thalictrum thalictroides
- Rue Anemone Meadow Rue Thalictrum clavatum
- Ruffled Fan Palm Licuala grandis
- Rufinerve Maple Acer rufinerve
- Rufous Kiwi Actinidia rufa
- Rukam Flacourtia rukam
- Running Postman Kennedia prostrata
- Russet Buffaloberry Shepherdia canadensis
- Russian Comfrey Symphytum x uplandicum
- Russian Olive Elaeagnus angustifolia
- Russian Statice Goniolimon tataricum
- Rusticana Camellia Camellia rusticana
- Rusty Blackhaw Viburnum rufidulum
- Rusty Foxglove Digitalis ferruginea
- Rusty Lyonia Lyonia ferruginea
- Rusty Popcorn Flower Plagiobothrys fulvus
- Rusty Saxifrage Micranthes ferruginea
- Rusty Woodsia Woodsia ilvensis
- Rutabaga Brassica napus var. napobrassica
- Rydberg Penstemon Penstemon rydbergii
- Rye Secale cereale
S
- Sabicea Sabicea brasiliensis
- Sacoglottis Sacoglottis guianensis
- Saddle Pitcher Plant Nepenthes ephippiata
- Safari Sunset Conebush Leucadendron laureolum
- Safflower Carthamus tinctorius
- Safou Dacryodes edulis
- Sage Salvia officinalis
- Sageleaf Rockrose Cistus salviifolius
- Sago Palm Cycas revoluta
- Saharan Cypress Cupressus dupreziana
- Saigon Cinnamon Cinnamomum loureiroi
- Sal Tree Shorea robusta
- Salad Burnet Sanguisorba minor
- Salak Salacca zalacca
- Salal Gaultheria shallon
- Salmon Gum Eucalyptus salmonophloia
- Salmon Sparaxis Sparaxis grandiflora
- Salsify Tragopogon porrifolius
- Saltmarsh Bulrush Bolboschoenus maritimus
- Saltmarsh Sandspurry Spergularia marina
- Saltmeadow Cordgrass Spartina patens
- Saluenensis Camellia Camellia saluenensis
- Sanariapoana Corkscrew Plant Genlisea sanariapoana
- Sanchezia Sanchezia speciosa
- Sand Bittercress Cardamine parviflora
- Sand Devils Claw Proboscidea sabulosa
- Sand Dollar Cactus Astrophytum asterias
- Sand Dropseed Sporobolus cryptandrus
- Sand Ginger Kaempferia galanga
- Sand Lovegrass Eragrostis trichodes
- Sand Rose Anacampseros rufescens
- Sand Spurrey Spergularia rubra
- Sandbar Willow Salix interior
- Sanddune Wallflower Erysimum ammophilum
- Sandersonia Sandersonia aurantiaca
- Sandersons Bladderwort Utricularia sandersonii
- Sandpaper Verbena Verbena rigida
- Sanguine Pitcher Plant Nepenthes sanguinea
- Sanicle Sanicula europaea
- Santol Sandoricum koetjape
- Sapele Entandrophragma cylindricum
- Sapium Sapium glandulosum
- Sapodilla Manilkara zapota
- Sapphire Tower Puya berteroniana
- Sapphireberry Symplocos paniculata
- Sarcophrynium Sarcophrynium brachystachyum
- Sargent Cypress Hesperocyparis sargentii
- Sargent Magnolia Magnolia sargentiana
- Sarracenioides Sun Pitcher Heliamphora sarracenioides
- Sarsaparilla Vine Smilax aspera
- Sasanqua Camellia Camellia sasanqua
- Sassafras Sassafras albidum
- Satin Pothos Scindapsus pictus
- Satinleaf Chrysophyllum oliviforme
- Saucer Magnolia Magnolia soulangeana
- Saunders Vriesea Vriesea saundersii
- Saurauia Saurauia scabrida
- Savanna Cowbane Oxypolis ternata
- Savanna Meadow Beauty Rhexia salicifolia
- Savanna Mountain Mint Pycnanthemum albescens
- Saw Banksia Banksia serrata
- Saw Greenbrier Smilax bona-nox
- Saw Palmetto Serenoa repens
- Sawara Cypress Chamaecyparis pisifera
- Sawsepal Penstemon Penstemon serrulatus
- Sawtooth Stewartia Stewartia serrata
- Scallion Allium fistulosum
- Scaly Male Fern Dryopteris affinis
- Scarborough Lily Cyrtanthus elatus
- Scarlet Banksia Banksia coccinea
- Scarlet Beardtongue Penstemon barbatus
- Scarlet Bomarea Bomarea caldasii
- Scarlet Bugler Penstemon centranthifolius
- Scarlet Caiophora Caiophora lateritia
- Scarlet Iochroma Iochroma fuchsioides
- Scarlet Jungle Flame Pavetta indica
- Scarlet Leadwort Plumbago indica
- Scarlet Masdevallia Masdevallia coccinea
- Scarlet Oak Quercus coccinea
- Scarlet Paintbrush Castilleja miniata
- Scarlet Passionflower Passiflora coccinea
- Scarlet Pitcairnia Pitcairnia rubro-nigriflora
- Scarlet Sage Salvia splendens
- Scarlet Star Bromeliad Guzmania lingulata
- Scarlet Temple Alternanthera reineckii
- Schefflera Arboricola Heptapleurum arboricola
- Scheuchzer Bellflower Campanula scheuchzeri
- Schiekia Schiekia orinocensis
- Schillers Phalaenopsis Phalaenopsis schilleriana
- Schwartzia Schwartzia brasiliensis
- Scorpioid Sundew Drosera scorpioides
- Scorpionweed Phacelia crenulata
- Scorzonera Scorzonera hispanica
- Scotch Heather Calluna vulgaris
- Scottish Primrose Primula scotica
- Screw Pine Pandanus tectorius
- Screwbean Mesquite Prosopis pubescens
- Sea Buckthorn Hippophae rhamnoides
- Sea Campion Silene uniflora
- Sea Daffodil Pancratium maritimum
- Sea Daphne Wikstroemia uva-ursi
- Sea Holly Eryngo Eryngium pandanifolium
- Sea Lavender Limonium vulgare
- Sea Milkwort Glaux maritima
- Sea Oats Uniola paniculata
- Sea Parsley Apium prostratum
- Sea Pink Armeria maritima
- Sea Poison Tree Barringtonia asiatica
- Sea Rocket Cakile maritima
- Sea Urchin Hakea Hakea petiolaris
- Sealing Wax Palm Cyrtostachys elegans
- Seashore Dropseed Sporobolus virginicus
- Seashore Paspalum Paspalum vaginatum
- Seaside Heliotrope Heliotropium curassavicum
- Seaside Paintbrush Castilleja litoralis
- Sebastiania Sebastiania brasiliensis
- Seemanns Ivy Dendropanax arboreus
- Seep Collinsia Collinsia torreyi
- Seep Monkey Flower Erythranthe floribunda
- Seep Monkeyflower Erythranthe guttata
- Seersucker Plant Geogenanthus poeppigii
- Self Heal Prunella vulgaris
- Senegal Mahogany Khaya senegalensis
- Sensitive Fern Onoclea sensibilis
- Serbian Bellflower Campanula poscharskyana
- Serrate Osmanthus Osmanthus serrulatus
- Serviceberry Amelanchier canadensis
- Sesame Sesamum indicum
- Sessile Trillium Trillium sessile
- Sexy Pink Heliconia Heliconia chartacea
- Shaded Sundew Drosera schizandra
- Shagbark Hickory Carya ovata
- Shaggy Shield Fern Dryopteris cycadina
- Shallon Wintergreen Gaultheria ovatifolia
- Shampoo Ginger Zingiber zerumbet
- Shantung Maple Acer truncatum
- Sharp Leaved Fluellen Kickxia elatine
- Sharplobed Hepatica Hepatica acutiloba
- Sharpscale Butterwort Pinguicula sharpii
- Sharpwing Monkeyflower Mimulus floribundus
- Shaving Brush Tree Pseudobombax ellipticum
- Sheep Fescue Festuca ovina
- Sheep Laurel Kalmia angustifolia
- Sheeps Bit Jasione montana
- Shell Ginger Alpinia zerumbet
- Shellbark Hickory Carya laciniosa
- Shepherds Rod Asyneuma canescens
- Shield Aralia Polyscias scutellaria
- Shield Leaf Stephania Stephania erecta
- Shield Sundew Drosera peltata
- Shingle Marcgravia Marcgravia rectiflora
- Shingle Plant Rhaphidophora hayi
- Shining Bedstraw Galium concinnum
- Shining Coprosma Coprosma lucida
- Shining Holly Ilex ficoidea
- Shining Lancewood Pseudopanax laetus
- Shinleaf Pyrola elliptica
- Shockleys Columbine Aquilegia shockleyi
- Shooting Star Primrose Dodecatheon meadia
- Short Toothed Mountain Mint Pycnanthemum verticillatum
- Short-leaved Aloe Aloe brevifolia
- Shortbristle Meadow Beauty Rhexia aristosa
- Shortleaf Pine Pinus echinata
- Shortleaf Wild Coffee Psychotria tenuifolia
- Showy Banksia Banksia speciosa
- Showy Blumenbachia Blumenbachia insignis
- Showy Cryptantha Oreocarya flavoculata
- Showy Goldenrod Solidago speciosa
- Showy Hebe Veronica speciosa
- Showy Ladys Slipper Cypripedium reginae
- Showy Medinilla Medinilla speciosa
- Showy Miltonia Miltonia spectabilis
- Showy Orchis Galearis spectabilis
- Showy Penstemon Penstemon spectabilis
- Showy Stickseed Hackelia venusta
- Showy Stonecrop Hylotelephium spectabile
- Shrimp Plant Justicia brandegeeana
- Shrubby Hare-ear Bupleurum fruticosum
- Shrubby Ruellia Ruellia brittoniana
- Shumard Oak Quercus shumardii
- Siam Cardamom Amomum krervanh
- Siam Tulip Curcuma alismatifolia
- Siamese Rosewood Dalbergia cochinchinensis
- Siberian Bugloss Brunnera sibirica
- Siberian Catmint Nepeta sibirica
- Siberian Corydalis Corydalis sibirica
- Siberian Cypress Microbiota decussata
- Siberian Dragonhead Dracocephalum sibiricum
- Siberian False Hellebore Veratrum lobelianum
- Siberian Motherwort Leonurus sibiricus
- Siberian Primrose Primula nutans
- Siberian Springbeauty Claytonia sibirica
- Siberian Thrift Armeria sibirica
- Siberian Wallflower Erysimum cheiri
- Siberian Winter Aconite Eranthis sibirica
- Sicklepod Senna obtusifolia
- Sicklepod Rockcress Boechera falcata
- Sideoats Grama Bouteloua curtipendula
- Sideroxylon Sideroxylon foetidissimum
- Siebold Magnolia Magnolia sieboldii
- Siebolds Wild Ginger Asarum sieboldii
- Sierra Bleeding Heart Dicentra nevadensis
- Sierra Paintbrush Castilleja nana
- Siler Laserpitium siler
- Silk Bay Persea humilis
- Silk Floss Tree Ceiba speciosa
- Silk Tassel Garrya elliptica
- Silk Tree Albizia julibrissin
- Silky Dogwood Cornus amomum
- Silky Grevillea Grevillea robusta
- Silky Hakea Hakea sericea
- Silky Myrtle Decaspermum humile
- Silky Stewartia Stewartia malacodendron
- Silky Wisteria Wisteria brachybotrys
- Silver Air Plant Tillandsia tectorum
- Silver Banksia Banksia marginata
- Silver Bertolonia Bertolonia maculata
- Silver Blush Anthurium Anthurium forgetii
- Silver Brake Fern Pteris ensiformis
- Silver Dollar Gum Eucalyptus cinerea
- Silver Dollar Plant Xerosicyos danguyi
- Silver Dragon Alocasia Alocasia baginda
- Silver Dyckia Dyckia marnier-lapostollei
- Silver Earth Star Cryptanthus argyrophyllus
- Silver Hero Scindapsus Scindapsus treubii
- Silver Inch Plant Geogenanthus ciliatus
- Silver Lace Vine Fallopia baldschuanica
- Silver Leaf Pleroma Pleroma candolleanum
- Silver Leaf Tibouchina Tibouchina mutabilis
- Silver Maple Acer saccharinum
- Silver Miconia Miconia argentea
- Silver Peperomia Peperomia griseoargentea
- Silver Primulina Primulina tamiana
- Silver Puya Puya coerulea
- Silver Sage Salvia argentea
- Silver Saw Palm Acoelorrhaphe wrightii
- Silver Senna Senna artemisioides
- Silver Sheen Pittosporum tenuifolium var. colensoi
- Silver Skies Episcia Episcia dianthiflora
- Silver Star Ctenanthe Ctenanthe amabilis
- Silver Sword Philodendron Philodendron hastatum
- Silver Thatch Palm Coccothrinax argentata
- Silver Tree Leucadendron argenteum
- Silver Tripogandra Tripogandra serrulata
- Silver Trumpet Tree Tabebuia aurea
- Silver Vase Plant Aechmea fasciata
- Silver Vine Actinidia polygama
- Silver Wattle Acacia dealbata
- Silverback Camellia Camellia crapnelliana
- Silverberry Elaeagnus commutata
- Silverleaf Phacelia Phacelia hastata
- Silverleaf Streptocarpus Streptocarpus candidus
- Silvery Glade Fern Deparia acrostichoides
- Simons Anise Illicium simonsii
- Simple Bladderwort Utricularia simplex
- Singapore Rhododendron Melastoma affine
- Singleleaf Ash Fraxinus anomala
- Sinojackia Sinojackia xylocarpa
- Siphanthera Siphanthera cordata
- Skeleton Key Pothos Epipremnum amplissimum
- Skullcap Scutellaria lateriflora
- Skunk Cabbage Symplocarpus foetidus
- Sky Blue Aster Symphyotrichum oolentangiense
- Sky Pilot Phacelia Phacelia sericea
- Sky Plant Tillandsia ionantha
- Skyflower Duranta repens
- Slangkop Drimia capensis
- Slash Pine Pinus elliottii
- Slender Bamboo Schizostachyum brachycladum
- Slender Banksia Banksia tenuis
- Slender Beardtongue Penstemon gracilis
- Slender Centaury Centaurium tenuiflorum
- Slender False Foxglove Agalinis tenuifolia
- Slender Fumewort Corydalis micrantha
- Slender Gentian Gentianella quinquefolia
- Slender Mountain Mint Pycnanthemum tenuifolium
- Slender Popcorn Flower Plagiobothrys stipitatus
- Slender Spikerush Eleocharis tenuis
- Slender Wedgescale Sphenopholis intermedia
- Slender Wheatgrass Elymus trachycaulus
- Slender Wood Oats Chasmanthium laxum
- Slime Lily Albuca shawii
- Slimleaf Pawpaw Asimina angustifolia
- Slough Sedge Carex obnupta
- Small Balloon Vine Cardiospermum microcarpum
- Small Barringtonia Barringtonia calyptrata
- Small Bedstraw Galium trifidum
- Small Bugloss Anchusa arvensis
- Small Cow Wheat Melampyrum sylvaticum
- Small Devils Bit Succisella inflexa
- Small Grass Tree Xanthorrhoea minor
- Small Leaf Holly Ilex sugerokii
- Small Leaf Spiderwort Tradescantia fluminensis
- Small Mat Rush Lomandra filiformis
- Small Purple Fringed Orchid Platanthera peramoena
- Small Scabious Scabiosa ochroleuca
- Small Teasel Dipsacus pilosus
- Small Venus Looking Glass Triodanis leptocarpa
- Small White Lady Slipper Cypripedium candidum
- Small Yellow Foxglove Digitalis lutea
- Small Yellow Ladys Slipper Trillium Trillium discolor
- Small-leaved Kowhai Sophora microphylla
- Smallflower Alumroot Heuchera micrantha
- Smallflower Collinsia Collinsia sparsiflora
- Smallflower Columbine Aquilegia brevistyla
- Smallflower Marcgravia Marcgravia polyantha
- Smallflower Miterwort Mitella stauropetala
- Smallflower Nemophila Nemophila parviflora
- Smallflower Pawpaw Asimina pygmaea
- Smallflower Penstemon Penstemon procerus
- Smithiantha Cinnabarina Smithiantha cinnabarina
- Smoky Mountain Dropseed Sporobolus clandestinus
- Smooth Arizona Cypress Hesperocyparis glabra
- Smooth Blue Aster Symphyotrichum laeve
- Smooth Cordgrass Spartina alterniflora
- Smooth False Foxglove Aureolaria laevigata
- Smooth Penstemon Penstemon laevigatus
- Smooth Sumac Rhus glabra
- Smooth Winterberry Ilex laevigata
- Smooth Witherod Viburnum nudum var. cassinoides
- Smooth Woodsia Woodsia glabella
- Smoothstem Blazingstar Mentzelia laevicaulis
- Snake Plant Dracaena trifasciata
- Snakebark Maple Acer davidii
- Snapdragon Antirrhinum majus
- Sneezeweed Helenium autumnale
- Snow Cinquefoil Potentilla nivea
- Snow Gentian Gentiana nivalis
- Snow Gum Eucalyptus pauciflora
- Snow in Summer Melaleuca linariifolia
- Snow Saxifrage Saxifraga nivalis
- Snowball Protea Protea cryophila
- Snowberry Wintergreen Gaultheria mucronata
- Snowdon Lily Gagea serotina
- Snowdrop Butterwort Pinguicula antarctica
- Soap Aloe Aloe maculata
- Soapberry Sapindus saponaria
- Soapwort Gentian Gentiana saponaria
- Society Garlic Tulbaghia violacea
- Soft Caress Mahonia Berberis eurybracteata
- Soft Rush Juncus conglomeratus
- Soft Shield Fern Polystichum setiferum
- Softstem Bulrush Schoenoplectus tabernaemontani
- Solitaire Palm Ptychosperma elegans
- Solitary Clematis Clematis recta
- Sollya Sollya fusiformis
- Solomon’s Seal Polygonatum biflorum
- Sonerila Sonerila margaritacea
- Sonkoya Annona purpurea
- Sorghum Sorghum bicolor
- Sour Orange Citrus aurantium
- Souroubea Souroubea guianensis
- Soursop Annona muricata
- Sourwood Oxydendrum arboreum
- Southern Arrowwood Viburnum dentatum var. lucidum
- Southern Bladderwort Utricularia australis
- Southern Blue Eyed Mary Collinsia concolor
- Southern Blue Flag Iris virginica var. shrevei
- Southern Bluets Houstonia procumbens
- Southern Bugle Ajuga chamaepitys
- Southern Bush Honeysuckle Diervilla sessilifolia
- Southern Crabapple Malus angustifolia
- Southern Cutgrass Leersia hexandra
- Southern Lady Fern Athyrium asplenioides
- Southern Magnolia Magnolia grandiflora
- Southern Maidenhair Fern Adiantum capillus-veneris
- Southern Nodding Trillium Trillium rugelii
- Southern Plains Banksia Banksia meisneri
- Southern Prickly Ash Zanthoxylum clava-herculis
- Southern Rampion Phyteuma charmelii
- Southern Rata Metrosideros umbellata
- Southern Red Oak Quercus falcata
- Southern Rein Orchid Platanthera integra
- Southern Succisa Succisa pinnatifida
- Southern Twayblade Neottia bifolia
- Southern Wood Fern Dryopteris ludoviciana
- Southernwood Artemisia abrotanum
- Soybean Glycine max
- Spaghetti Squash Cucurbita pepo
- Spanish Broom Spartium junceum
- Spanish Cedar Cedrela odorata
- Spanish Dagger Yucca gloriosa
- Spanish Heath Erica lusitanica
- Spanish Lime Melicoccus oliviformis
- Spanish Moss Tillandsia usneoides
- Spanish Sage Salvia lavandulifolia
- Spanish Shawl Heterocentron elegans
- Sparkleberry Vaccinium arboreum
- Spatulate Sundew Drosera spatulata
- Spear Tree Duguetia lanceolata
- Speckled Alder Alnus incana subsp. rugosa
- Sphacelatum Dancing Lady Oncidium sphacelatum
- Sphaeradenia Sphaeradenia acutitepala
- Spicebush Lindera benzoin
- Spider Flower Tarenaya hassleriana
- Spider Lily Hymenocallis littoralis
- Spider Plant Chlorophytum comosum
- Spiderwort Tradescantia virginiana
- Spiked Pepper Piper aduncum
- Spiked Rampion Phyteuma spicatum
- Spiked Speedwell Veronica spicata
- Spiky Lomandra Lomandra obliqua
- Spinach Spinacia oleracea
- Spindle Palm Hyophorbe verschaffeltii
- Spineless Yucca Yucca elephantipes
- Spinulose Wood Fern Dryopteris carthusiana
- Spiny Bear Breeches Acanthus spinosus
- Spiny Eleutherococcus Eleutherococcus senticosus
- Spiny Head Mat Rush Lomandra longifolia subsp. exilis
- Spiny Randia Randia ferox
- Spiny Thrift Acantholimon glumaceum
- Spiral Aloe Aloe polyphylla
- Spiral Flag Ginger Costus pulverulentus
- Spiral Ginger Costus barbatus
- Spiral Sundew Drosera spiralis
- Spirea Spiraea japonica
- Splendid Philodendron Philodendron melanochrysum
- Split Leaf Carludovica Carludovica drudei
- Split Rock Pleiospilos nelii
- Spotted Beebalm Monarda punctata
- Spotted Bellflower Campanula punctata
- Spotted Cape Hyacinth Lachenalia rubida
- Spotted Coralroot Corallorhiza maculata
- Spotted Deadnettle Lamium maculatum
- Spotted Gum Corymbia maculata
- Spotted Ixia Ixia maculata
- Spotted Joe Pye Weed Eutrochium maculatum
- Spotted Lachenalia Lachenalia punctata
- Spotted Popcorn Flower Plagiobothrys reticulatus
- Spotted Saxifrage Saxifraga bronchialis
- Spotted Wintergreen Chimaphila maculata
- Sprawling Bluebell Wahlenbergia gracilis
- Spreading Bellflower Campanula patula
- Spreading Geebung Persoonia chamaepitys
- Spreading Mat Rush Lomandra hystrix
- Sprenger Magnolia Magnolia sprengeri
- Spring Beauty Claytonia virginica
- Spring Coralroot Corallorhiza wisteriana
- Spring Gentian Gentiana verna
- Spring Orchid Cymbidium goeringii
- Spring Pasqueflower Pulsatilla vernalis
- Spring Whitlow Grass Draba verna
- Spurge Laurel Daphne laureola
- Spurred Snapdragon Kickxia spuria
- Square-stem Spikerush Eleocharis quadrangulata
- Squawroot Conopholis americana
- Squirrel Corn Dicentra canadensis
- Squirrels Foot Fern Davallia solida
- Staff Vine Celastrus scandens
- Staggerbush Lyonia mariana
- Staghorn Fern Platycerium bifurcatum
- Staghorn Sumac Rhus typhina
- Stanfieldiella Stanfieldiella imperforata
- Star Anise Illicium verum
- Star Gooseberry Phyllanthus acidus
- Star Jasmine Trachelospermum jasminoides
- Star Magnolia Magnolia stellata
- Star of Bethlehem Ornithogalum arabicum
- Star Swertia Swertia radiata
- Star Villarsia Villarsia calthifolia
- Starfish Flower Stapelia grandiflora
- Starfish Iris Ferraria crispa
- Starflower Meadow Beauty Rhexia stellulata
- Starflower Scabious Scabiosa stellata
- Starfruit Averrhoa carambola
- Starry Campion Silene stellata
- Starry False Solomons Seal Maianthemum stellatum
- Starry Saxifrage Saxifraga stellaris
- Steeplebush Spiraea tomentosa
- Stelestylis Stelestylis surinamensis
- Stemless Primrose Primula vulgaris
- Stevia Stevia rebaudiana
- Sticky Chinese Houses Collinsia tinctoria
- Sticky Heath Erica viscaria
- Sticky Monkeyflower Diplacus aurantiacus
- Sticky Phacelia Phacelia glandulosa
- Sticky Sage Salvia glutinosa
- Stiff Gentian Gentianella quinquefolia subsp. occidentalis
- Stiff Goldenrod Solidago rigida
- Stingray Alocasia Alocasia macrorrhizos var. stingray
- Stinking Passionflower Passiflora foetida
- Stinkwood Ocotea bullata
- Stock Matthiola incana
- Stone Flower Primulina Primulina eburnea
- Stone Parsley Sison amomum
- Stone Pine Pinus pinea
- Stone Primulina Primulina tabacum
- Strawberry Fragaria × ananassa
- Strawberry Clover Tree Arbutus andrachne
- Strawberry Guava Psidium cattleianum
- Strawberry Tree Arbutus unedo
- Strawcolored Flatsedge Cyperus strigosus
- Streambank Springbeauty Claytonia parviflora
- Strigose Kiwi Actinidia strigosa
- String of Bananas Curio radicans
- String of Buttons Crassula perforata
- String of Pearls Curio rowleyanus
- String of Turtles Peperomia prostrata
- Striped Coralroot Corallorhiza striata
- Striped Dwarf Bamboo Pleioblastus fortunei
- Striped Inch Plant Callisia gentlei
- Striped Maple Acer pensylvanicum
- Striped Primulina Primulina fimbrisepala
- Striped Smithiantha Smithiantha multiflora
- Striped Toadflax Linaria repens
- Stuarts Phalaenopsis Phalaenopsis stuartiana
- Suarez Baobab Adansonia suarezensis
- Subglabra Corkscrew Plant Genlisea subglabra
- Sugar Apple Annona squamosa
- Sugar Gum Eucalyptus cladocalyx
- Sugar Maple Acer saccharum
- Sugar Sumac Rhus ovata
- Sugarbowls Clematis hirsutissima
- Sugarbush Protea repens
- Sugarcane Saccharum officinarum
- Sulawesi Freycinetia Freycinetia insignis
- Sulfur Paintbrush Castilleja sulphurea
- Sullivants Milkweed Asclepias sullivantii
- Sumatran Pitcher Plant Nepenthes sumatrana
- Sumidero Butterwort Pinguicula sumideroensis
- Summer Savory Satureja hortensis
- Summersweet Clethra alnifolia
- Sun Pitcher Heliamphora nutans
- Sun Star Ornithogalum dubium
- Sunflower Helianthus annuus
- Sunrise Cactus Rebutia heliosa
- Sunrise Succulent Anacampseros telephiastrum
- Sunset Penstemon Penstemon rupicola var. rupicola
- Suriana Suriana maritima
- Surinam Cherry Eugenia uniflora
- Swamp Banksia Banksia robur
- Swamp Bay Persea palustris
- Swamp Buttercup Ranunculus hispidus var. nitidus
- Swamp Clivia Clivia robusta
- Swamp Cottonwood Populus heterophylla
- Swamp Dogwood Cornus foemina
- Swamp Gum Eucalyptus ovata
- Swamp Leatherflower Clematis crispa
- Swamp Mahogany Eucalyptus robusta
- Swamp Milkweed Asclepias incarnata
- Swamp Paperbark Melaleuca ericifolia
- Swamp Rose Mallow Hibiscus moscheutos
- Swamp Sunflower Helianthus angustifolius
- Swamp Tupelo Nyssa biflora
- Swamp White Oak Quercus bicolor
- Swan River Daisy Brachyscome iberidifolia
- Sweet Almond Verbena Aloysia virgata
- Sweet Alyssum Lobularia maritima
- Sweet Annie Artemisia annua
- Sweet Apple Berry Billardiera cymosa
- Sweet Birch Betula lenta
- Sweet Bursaria Bursaria incana
- Sweet Cherry Prunus avium
- Sweet Cicely Osmorhiza claytonii
- Sweet Corn Zea mays saccharata
- Sweet Flag Acorus americanus
- Sweet Granadilla Passiflora ligularis
- Sweet Orange Citrus × sinensis
- Sweet Pea Lathyrus odoratus
- Sweet Pitcher Plant Sarracenia rubra
- Sweet Pittosporum Pittosporum undulatum
- Sweet Potato Ipomoea batatas
- Sweet Rocket Hesperis matronalis
- Sweet Scabious Scabiosa atropurpurea
- Sweet Thorn Vachellia karroo
- Sweet Tobacco Tree Iochroma australe
- Sweet Vernal Grass Anthoxanthum odoratum
- Sweet Wattle Acacia suaveolens
- Sweet William Dianthus barbatus
- Sweet Woodruff Galium odoratum
- Sweetbay Magnolia Magnolia virginiana
- Sweetfern Comptonia peregrina
- Sweetgrass Hierochloe odorata
- Sweetgum Liquidambar styraciflua
- Sweetleaf Symplocos tinctoria
- Sweetleaf Bush Symplocos sawafutagi
- Sweetshoot Bamboo Phyllostachys dulcis
- Sweetshrub Calycanthus floridus
- Sweetwood Nectandra coriacea
- Swiss Chard Beta vulgaris subsp. vulgaris
- Swiss Cheese Vine Monstera adansonii
- Switch Cane Arundinaria tecta
- Switchgrass Panicum virgatum
- Swordfish Banksia Banksia elderiana
- Sycamore Fig Ficus sycomorus
- Sycamore Maple Acer pseudoplatanus
- Sydney Boronia Boronia ledifolia
- Sydney Golden Wattle Acacia longifolia
- Syrian Ash Fraxinus syriaca
- Syrian Bear Breeches Acanthus syriacus
- Syrian Juniper Juniperus drupacea
- Syrian Oregano Origanum syriacum
T
- Table Mountain Pine Pinus pungens
- Table Mountain Watsonia Watsonia tabularis
- Tag Alder Alnus serrulata
- Tahitian Bridal Veil Gibasis geniculata
- Tahitian Gardenia Gardenia taitensis
- Tail Grape Artabotrys suaveolens
- Taiwan Camellia Camellia formosensis
- Taiwan Cypress Chamaecyparis formosensis
- Taiwan Dendropanax Dendropanax dentiger
- Taiwan Holly Ilex rotunda
- Taiwan Maple Acer morrisonense
- Taiwan Sassafras Sassafras randaiense
- Taiwan Schefflera Heptapleurum taiwanianum
- Talipot Palm Corypha umbraculifera
- Talisia Talisia esculenta
- Tall Bellflower Campanulastrum americanum
- Tall Bluebell Wahlenbergia stricta
- Tall Coreopsis Coreopsis tripteris
- Tall Dropseed Sporobolus asper
- Tall Fescue Schedonorus arundinaceus
- Tall Kangaroo Paw Anigozanthos viridis
- Tall Larkspur Delphinium exaltatum
- Tall Meadow Rue Thalictrum pubescens
- Tall Moor Grass Molinia arundinacea
- Tall Thimbleweed Anemone virginiana
- Tall Verbena Verbena bonariensis
- Tall White Bog Orchid Platanthera dilatata
- Tallowwood Eucalyptus microcorys
- Tamala Cinnamon Cinnamomum tamala
- Tamarack Larix laricina
- Tamarind Tamarindus indica
- Tamboti Spirostachys africana
- Tangutica Daphne Daphne tangutica
- Tansy Tanacetum vulgare
- Tape Grass Vallisneria nana
- Tapeinochilos Tapeinochilos ananassae
- Taraire Beilschmiedia tarairi
- Tarajo Holly Ilex integra
- Taro Colocasia esculenta
- Tarragon Artemisia dracunculus
- Tarweed Fiddleneck Amsinckia lycopsoides
- Tasman Flax Lily Dianella tasmanica
- Tasmanian Blue Gum Eucalyptus globulus
- Tasmanian Blueberry Billardiera nesophila
- Tasmanian Grass Tree Xanthorrhoea arenaria
- Tasmanian Waratah Telopea truncata
- Tatarian Maple Acer tataricum
- Tate Sun Pitcher Heliamphora tatei
- Tatsoi Brassica rapa subsp. narinosa
- Tea Plant Camellia sinensis
- Tea Tree Melaleuca alternifolia
- Teasel Dipsacus fullonum
- Tecate Cypress Hesperocyparis forbesii
- Teddy Bear Palm Dypsis leptocheilos
- Teddy Bear Vine Cyanotis kewensis
- Teff Eragrostis tef
- Temple Bamboo Semiarundinaria fastuosa
- Temple Bells Smithiantha zebrina
- Temple Juniper Juniperus rigida
- Temple Plant Hygrophila corymbosa
- Tenpetal Blazingstar Mentzelia decapetala
- Tequila Sun Pitcher Heliamphora tequila
- Terebinth Pistacia terebinthus
- Ternstroemia Ternstroemia japonica
- Terrestrial Bladderwort Utricularia subulata
- Texas Barrel Cactus Ferocactus hamatacanthus
- Texas Bluegrass Poa arachnifera
- Texas Clematis Clematis texensis
- Texas Ebony Ebenopsis ebano
- Texas Frogfruit Phyla incisa
- Texas Hummingbird Mint Agastache cana
- Texas Madrone Arbutus xalapensis
- Texas Mountain Laurel Dermatophyllum secundiflorum
- Texas Persimmon Diospyros texana
- Texas Redbud Cercis canadensis var. texensis
- Texas Sage Salvia texana
- Texas Sedge Carex texensis
- Texas Toadflax Nuttallanthus texanus
- Texas Vervain Glandularia halei
- Textile Bamboo Bambusa textilis
- Thai Agarwood Aquilaria crassna
- Thalia Thalia dealbata
- Thaumatococcus Thaumatococcus daniellii
- Thickspike Wheatgrass Elymus lanceolatus
- Thimble Cactus Mammillaria gracilis
- Thin Paspalum Paspalum setaceum
- Thistle Broomrape Orobanche reticulata
- Thistle Sage Salvia carduacea
- Thorny Himalayan Bamboo Drepanostachyum falcatum
- Thorny Olive Elaeagnus pungens
- Thread-leaved Rainbow Plant Byblis filifolia
- Thread-leaved Sundew Drosera filiformis
- Threadleaf Coreopsis Coreopsis verticillata
- Threadleaf Phacelia Phacelia linearis
- Three Finger Pseudopanax colensoi
- Three Flowered Maple Acer triflorum
- Three Kings Cabbage Tree Cordyline obtecta
- Three Kings Syngonium Syngonium angustatum
- Three Leaf Turpinia Turpinia ternata
- Three-flowered Bladderwort Utricularia triflora
- Three-leaved Stonecrop Sedum ternatum var. ternatum
- Three-nerved Sandwort Moehringia trinervia
- Three-square Bulrush Schoenoplectus pungens
- Threeleaf Foamflower Tiarella trifoliata
- Threeleaf Nasa Nasa triphylla
- Thyme Thymus vulgaris
- Thyme Leaved Speedwell Veronica serpyllifolia
- Ti Plant Cordyline fruticosa
- Tibetan Sea Buckthorn Hippophae tibetana
- Tick Trefoil Desmodium canadense
- Tiger Bromeliad Neoregelia spectabilis
- Tiger Cub Neoregelia Neoregelia tigrina
- Tiger Jaws Faucaria tigrina
- Tiger Tooth Aloe Aloe juvenna
- Tillandsia Xerographica Tillandsia xerographica
- Timber Bamboo Phyllostachys bambusoides
- Tina Butterwort Pinguicula tina
- Tinantia Caribaea Tinantia caribaea
- Tinospora Vine Tinospora cordifolia
- Tiny Bluets Houstonia pusilla
- Tiny Dewflower Amischotolype mollissima
- Titi Cliftonia monophylla
- Titoki Alectryon excelsus
- Tobacco Root Valeriana ciliata
- Tococa Tococa guianensis
- Toddy Palm Caryota urens
- Tolmie Saxifrage Micranthes tolmiei
- Tomato Solanum lycopersicum
- Tomentose Sundew Drosera tomentosa
- Tongued Pitcher Plant Nepenthes lingulata
- Toothbrush Grevillea Grevillea hookeriana
- Topobea Topobea parasitica
- Torch Cactus Echinopsis spachiana
- Torch Ginger Etlingera elatior
- Torch Ixora Ixora casei
- Torrey Penstemon Penstemon barbatus var. torreyi
- Torrey Rush Juncus torreyi
- Totara Podocarpus totara
- Tower Mustard Turritis glabra
- Tower of Jewels Echium wildpretii
- Tracys Sundew Drosera tracyi
- Trailing African Violet Streptocarpus ionanthus subsp. grotei
- Trailing Arbutus Epigaea repens
- Trailing Bellflower Campanula isophylla
- Trailing Jade Peperomia Peperomia rotundifolia
- Trailing Lobelia Lobelia erinus
- Trailing Tibouchina Tibouchina herbacea
- Trailing Velvet Plant Hemigraphis alternata
- Trailing Verbena Glandularia tenera
- Transnoko Camellia Camellia transnokoensis
- Transvaal Cabbage Tree Cussonia transvaalensis
- Transvaal Red Milkwood Mimusops zeyheri
- Transylvanian Sage Salvia transsylvanica
- Traveller Palm Ravenala madagascariensis
- Tree Aeonium Aeonium arboreum
- Tree Air Plant Tillandsia utriculata
- Tree Aloe Aloidendron barberae
- Tree Fuchsia Fuchsia excorticata
- Tree Germander Teucrium fruticans
- Tree Heath Erica arborea
- Tree Heath Cape Erica mammosa
- Tree Ivy Fatshedera lizei
- Tree Jasmine Radermachera sinica
- Tree Leucadendron Leucadendron eucalyptifolium
- Tree Lobelia Lobelia gibberoa
- Tree of Heaven Ailanthus altissima
- Tree Philodendron Thaumatophyllum bipinnatifidum
- Tree Poppy Bocconia frutescens
- Tree Sea Lavender Limonium arborescens
- Tree Spurge Euphorbia dendroides
- Tree Sweetpepperbush Clethra arborea
- Tree Tutu Coriaria arborea
- Tree Waratah Alloxylon brachycarpum
- Treubs Pitcher Plant Nepenthes treubiana
- Triangle Palm Dypsis decaryi
- Tribonia Tribonia boliviana
- Tricarpelema Tricarpelema giganteum
- Tricolor Loasa Loasa tricolor
- Tricolor Vanda Vanda tricolor
- Trident Maple Acer buergerianum
- Trifoliate Orange Citrus trifoliata
- Trillium Trillium grandiflorum
- Triostar Stromanthe Stromanthe sanguinea
- Tropical Almond Terminalia catappa
- Tropical Boxwood Napoleonaea vogelii
- Tropical Goldfish Plant Nematanthus wettsteinii
- Tropical Holly Fern Cyrtomium macrophyllum
- Tropical Lecythis Cariniana legalis
- Tropical Pitcher Plant Nepenthes alata
- Tropical Sundew Drosera burmannii
- Tropical Wild Petunia Ruellia tuberosa
- True Date Palm Phoenix dactylifera
- True Forget-Me-Not Myosotis palustris
- Trumpet Gentian Gentiana acaulis
- Trumpet Vine Campsis radicans
- Truncata Pitcher Plant Nepenthes truncata
- Tube Clematis Clematis heracleifolia
- Tube Tongue Justicia ovata
- Tubercled Rein Orchid Platanthera flava
- Tuberous Jerusalem Sage Phlomis tuberosa
- Tuckeroo Cupaniopsis parvifolia
- Tufted Bluebell Wahlenbergia communis
- Tufted Cryptantha Oreocarya caespitosa
- Tufted Fescue Festuca amethystina
- Tufted Forget-Me-Not Myosotis laxa
- Tufted Frasera Frasera umpquaensis
- Tufted Hairgrass Deschampsia cespitosa
- Tufted Loosestrife Lysimachia thyrsiflora
- Tufted Poppy Eschscholzia caespitosa
- Tufted Saxifrage Saxifraga cespitosa
- Tulda Bamboo Bambusa tulda
- Tulip Tree Liriodendron tulipifera
- Tumbleweed Lily Boophone disticha
- Turkestan Sage Salvia korolkovii
- Turkestan Spindle Euonymus semenovii
- Turkey Corn Dicentra eximia
- Turkey Oak Quercus laevis
- Turkey Tangle Frogfruit Phyla lanceolata
- Turkish Bellflower Campanula alliariifolia
- Turkish Pine Pinus brutia
- Turkish Sage Phlomis russeliana
- Turk’s Cap Lily Lilium superbum
- Turnip Brassica rapa subsp. rapa
- Turquoise Ixia Ixia viridiflora
- Turtle Vine Callisia repens
- Turtlehead Chelone glabra
- Tussock Bellflower Campanula cespitosa
- Tussock Sedge Carex stricta
- Tweedy Lewisia Lewisiopsis tweedyi
- Twinberry Mitchella Mitchella undulata
- Twinleaf Jeffersonia diphylla
- Twinleaf Senna Senna bauhinioides
- Twisted Fruit Streptocarpus saxorum
- Twisted Lipstick Plant Aeschynanthus pulcher
- Twisted Stalk Streptopus amplexifolius
- Two Color Prayer Plant Maranta bicolor
- Two Leaf Hakea Hakea trifurcata
- Two-colored Pineapple Lily Eucomis bicolor
U
- Uliginosa Bladderwort Utricularia uliginosa
- Umbrella Leaf Diphylleia cymosa
- Umbrella Magnolia Magnolia tripetala
- Umbrella Sedge Cyperus involucratus
- Umbrella Thorn Vachellia tortilis
- Uncinata Corkscrew Plant Genlisea uncinata
- Unicorn Plant Proboscidea altheaefolia
- Unscented Dendrobium Dendrobium anosmum
- Upright Bugle Ajuga genevensis
- Upright Codonopsis Codonopsis ovata
- Usambara Violet Streptocarpus goetzeanus
- Utah Agave Agave utahensis
- Utah Penstemon Penstemon utahensis
- Ute Ladies Tresses Spiranthes diluvialis
- Utile Entandrophragma utile
- Uvaia Eugenia pyriformis
- Uvaria Uvaria grandiflora
V
- Valerian Valeriana officinalis
- Valley Popcorn Flower Plagiobothrys canescens
- Valley Tassels Castilleja attenuata
- Vallisneria-leaved Butterwort Pinguicula vallisneriifolia
- Valonia Oak Quercus ithaburensis
- Vampire Orchid Dracula vampira
- Vanilla Grass Anthoxanthum hirtum
- Vanilla Lily Arthropodium milleflorum
- Vanilla Orchid Vanilla planifolia
- Vantanea Vantanea compacta
- Variable Leaf Watermilfoil Myriophyllum heterophyllum
- Vaseygrass Paspalum urvillei
- Veatch Silk Tassel Garrya veatchii
- Veiny Meadow Rue Thalictrum venulosum
- Veitch Pitcher Plant Nepenthes veitchii
- Veitchs Masdevallia Masdevallia veitchiana
- Velvet Apple Diospyros discolor
- Velvet Ash Fraxinus velutina
- Velvet Bushwillow Combretum molle
- Velvet Cardboard Anthurium Anthurium clarinervium
- Velvet Hopbush Dodonaea rupicola
- Velvet Leaf Philodendron Philodendron verrucosum
- Velvet Maple Acer velutinum
- Velvet Mesquite Prosopis velutina
- Velvet Pleroma Pleroma urvilleanum
- Velvet Sabicea Sabicea villosa
- Velvet Saurauia Saurauia villosa
- Velvet Syngonium Syngonium wendlandii
- Velvet Tree Miconia calvescens
- Velvetleaf Snailseed Cocculus laurifolius
- Venetian Sumac Cotinus coggygria
- Venus Flytrap Dionaea muscipula
- Venus Looking Glass Triodanis perfoliata
- Venusta Sundew Drosera venusta
- Vernonia Polyanthes Vernonanthura polyanthes
- Victorian Box Pittosporum bicolor
- Victorian Christmas Bush Prostanthera lasianthos
- Vietnamese Camellia Camellia amplexicaulis
- Vietnamese Ginseng Panax vietnamensis
- Vietnamese Holly Ilex chapaensis
- Vietnamese Primulina Primulina balansae
- Vietnamese Slipper Orchid Paphiopedilum delenatii
- Vietnamese Violet Primulina heterotricha
- Villose Pitcher Plant Nepenthes villosa
- Vinatigo Persea indica
- Vine Maple Acer circinatum
- Violet Butterwort Pinguicula caerulea
- Violet Corkscrew Plant Genlisea violacea
- Vipers Bugloss Echium vulgare
- Virgin Bower Clematis virginiana
- Virginia Bluebells Mertensia virginica
- Virginia Broomsedge Andropogon virginicus
- Virginia Bugleweed Lycopus virginicus
- Virginia Chain Fern Woodwardia virginica
- Virginia Creeper Parthenocissus quinquefolia
- Virginia Cutgrass Leersia virginica
- Virginia Iris Iris virginica
- Virginia Meadow Beauty Rhexia virginica
- Virginia Mountain Mint Pycnanthemum virginianum var. virginianum
- Virginia Pennywort Obolaria virginica
- Virginia Pine Pinus virginiana
- Virginia Snakeroot Aristolochia serpentaria
- Virginia Strawberry Fragaria virginiana
- Virginia Sweetspire Itea virginica
- Virginia Waterleaf Hydrophyllum virginianum
- Virginia Wild Rye Elymus virginicus
- Vogels Pitcher Plant Nepenthes vogelii
- Volcano Loasa Loasa vulcanica
- Volcano Lobelia Lobelia tupa
- Volubilis Bladderwort Utricularia volubilis
W
- Wachendorfia Wachendorfia thyrsiflora
- Walking Fern Asplenium rhizophyllum
- Wall Germander Teucrium chamaedrys
- Wall Rockcress Arabis caucasica
- Wall Speedwell Veronica praecox
- Wampi Clausena lansium
- Warasii Earth Star Cryptanthus warasii
- Waratah Telopea speciosissima
- Warmingii Bladderwort Utricularia warmingii
- Warscewicz Cattleya Cattleya warscewiczii
- Wasatch Penstemon Penstemon cyananthus
- Washington Hawthorn Crataegus phaenopyrum
- Water Apple Syzygium aqueum
- Water Arum Calla palustris
- Water Avens Geum rivale
- Water Buttercup Ranunculus sceleratus
- Water Clover Marsilea quadrifolia
- Water Cowbane Oxypolis rigidior
- Water Figwort Scrophularia auriculata
- Water Forget Me Not Myosotis scorpioides
- Water Germander Teucrium scordium
- Water Gum Tristaniopsis laurina
- Water Hawthorn Aponogeton distachyos
- Water Hemlock Cicuta maculata
- Water Hickory Carya aquatica
- Water Horehound Lycopus europaeus
- Water Hyacinth Pontederia crassipes
- Water Lemon Passiflora laurifolia
- Water Locust Gleditsia aquatica
- Water Milfoil Myriophyllum sibiricum
- Water Mint Mentha aquatica
- Water Oak Quercus nigra
- Water Parsnip Sium suave
- Water Pennywort Hydrocotyle umbellata
- Water Plantain Alisma plantago-aquatica
- Water Poppy Hydrocleys nymphoides
- Water Primrose Ludwigia peploides
- Water Purslane Ludwigia repens
- Water Shield Brasenia schreberi
- Water Snowflake Nymphoides indica
- Water Speedwell Veronica anagallis-aquatica
- Water Stargrass Heteranthera dubia
- Water Tupelo Nyssa aquatica
- Water Willow Justicia americana
- Water Wisteria Hygrophila difformis
- Watercress Nasturtium officinale
- Waterlily Colchicum Colchicum speciosum
- Watermelon Citrullus lanatus
- Watermelon Peperomia Peperomia argyreia
- Waterwheel Plant Aldrovanda vesiculosa
- Wavy Hairgrass Deschampsia flexuosa
- Wavyleaf Sea Lavender Limonium gmelinii
- Wax Apple Syzygium samarangense
- Wax Begonia Begonia × semperflorens-cultorum
- Wax Myrtle Morella cerifera
- Waxflower Crowea Crowea saligna
- Waxflower Shinleaf Pyrola minor
- Waxleaf Privet Ligustrum japonicum var. rotundifolium
- Waxyleaf Meadow Rue Thalictrum revolutum
- Weavers Bamboo Bambusa textilis var. gracilis
- Wedge-leaved Sundew Drosera cuneifolia
- Weeping Boer Bean Schotia brachypetala
- Weeping Bottlebrush Melaleuca viminalis
- Weeping Forsythia Forsythia suspensa
- Weeping Lilly Pilly Waterhousea floribunda
- Weeping Lovegrass Eragrostis curvula
- Weeping Myall Acacia pendula
- Weigela Weigela florida
- Welsh Blue Poppy Meconopsis cambrica
- Welsh Poppy Papaver cambricum
- Werauhia Gladioliflora Werauhia gladioliflora
- West African Palisota Palisota ambigua
- West Indian Jasmine Ixora ferrea
- West Indian Laurel Ocotea leucoxylon
- West Indian Mahogany Swietenia mahagoni
- West Indian Meadow Beauty Rhexia cubensis
- West Indian Miconia Miconia impetiolaris
- West Indian Turpinia Turpinia occidentalis
- West Indian Vanilla Vanilla pompona
- Western Australian Banksia Banksia baxteri
- Western Bog Laurel Kalmia microphylla
- Western Bracken Fern Pteridium aquilinum var. pubescens
- Western Clematis Clematis occidentalis
- Western Columbine Aquilegia formosa
- Western Houndstongue Cynoglossum grande
- Western Labrador Tea Rhododendron columbianum
- Western Lady Fern Athyrium cyclosorum
- Western Maidenhair Fern Adiantum aleuticum
- Western Meadow Rue Thalictrum occidentale
- Western Mountain Banksia Banksia oreophila
- Western Myall Acacia papyrocarpa
- Western Oak Fern Gymnocarpium disjunctum
- Western Pasqueflower Anemone occidentalis
- Western Poison Oak Toxicodendron diversilobum
- Western Red Cedar Thuja plicata
- Western Redbud Cercis occidentalis
- Western Saxifrage Micranthes occidentalis
- Western Soapberry Sapindus drummondii
- Western Springbeauty Claytonia rosea
- Western Stickseed Hackelia floribunda
- Western Sweet Cicely Osmorhiza occidentalis
- Western Sword Fern Polystichum munitum
- Western Valerian Valeriana occidentalis
- Western Wallflower Erysimum capitatum
- Western Water Hemlock Cicuta douglasii
- Western White Clematis Clematis ligusticifolia
- Western Woody Pear Xylomelum occidentale
- Whales Tongue Agave Agave ovatifolia
- Wheat Triticum aestivum
- Wheel of Fire Stenocarpus davallioides
- Whipple Penstemon Penstemon whippleanus
- Whistling Thorn Vachellia drepanolobium
- White Adder Mouth Orchid Malaxis monophyllos
- White Alder Clethra Clethra lanata
- White Aneilema Aneilema aequinoctiale
- White Apple Syzygium forte
- White Avens Geum canadense
- White Baneberry Actaea pachypoda
- White Beefwood Stenocarpus salignus
- White Bird of Paradise Strelitzia nicolai
- White Camas Anticlea elegans
- White Cape Pittosporum Pittosporum viridiflorum var. viridiflorum
- White Carob Prosopis alba
- White Champaca Magnolia alba
- White Codonanthe Codonanthe gracilis
- White Correa Correa alba
- White Corydalis Pseudofumaria alba
- White Coussarea Coussarea contracta
- White Deadnettle Lamium album
- White Dichorisandra Dichorisandra hexandra
- White Duranta Duranta stenostachya
- White Enkianthus Enkianthus perulatus
- White False Hellebore Veratrum album
- White Fiesta Flower Pholistoma membranaceum
- White Forsythia Abeliophyllum distichum
- White Frasera Frasera albicaulis
- White Fringed Orchid Platanthera blephariglottis
- White Giant Hyssop Agastache micrantha
- White Ginger Lily Hedychium coronarium
- White Ixora Ixora finlaysoniana
- White Justicia Justicia betonica
- White Kiwi Actinidia eriantha
- White Lousewort Pedicularis racemosa var. alba
- White Marsh Marigold Caltha leptosepala
- White Meranti Shorea parvifolia
- White Mountain Avens Dryas integrifolia
- White Mullein Verbascum lychnitis
- White Pear Apodytes dimidiata
- White Plume Grevillea Grevillea leucopteris
- White Popcorn Flower Plagiobothrys tenellus var. tenellus
- White Prairie Clover Dalea candida
- White Prickly Poppy Argemone albiflora
- White Queen Caladium Caladium humboldtii
- White Ramping Fumitory Fumaria capreolata
- White Sage Salvia apiana
- White Sapote Casimiroa edulis
- White Sapote Tree Pouteria multiflora
- White Sapphireberry Symplocos prunifolia
- White Sassafras Damburneya salicifolia
- White Snakeroot Ageratina altissima
- White Sparaxis Sparaxis bulbifera
- White Spruce Picea glauca
- White Trout Lily Erythronium albidum
- White Turmeric Curcuma zedoaria
- White Velvet Plant Tradescantia sillamontana
- White Water Crowfoot Ranunculus aquatilis
- White Water Protea Protea punctata
- White Weldenia Weldenia greenmanii
- White Wild Indigo Baptisia alba
- White Wood Aster Eurybia divaricata
- White Woodrush Luzula luzuloides
- White-topped Pitcher Plant Sarracenia leucophylla
- Whitebrush Aloysia gratissima
- Whiteleaf Manzanita Arctostaphylos viscida
- Whitemouth Dayflower Commelina erecta var. angustifolia
- Whitestem Phacelia Phacelia hastata var. compacta
- Whorled Aster Oclemena acuminata
- Whorled Milkweed Asclepias verticillata
- Whorled Pennywort Hydrocotyle verticillata
- Whorled Sage Salvia verticillata
- Widows Tears Tinantia erecta
- Wild Anchovy Pear Grias peruviana
- Wild Basil Clinopodium vulgare
- Wild Bergamot Monarda fistulosa
- Wild Betel Piper sarmentosum
- Wild Celery Apium graveolens var. graveolens
- Wild Cherimoya Annona spraguei
- Wild Chervil Chaerophyllum procumbens
- Wild Coffee Psychotria nervosa
- Wild Coffee Psychotria Psychotria brachyceras
- Wild Comfrey Andersonglossum virginianum
- Wild Dagga Leonotis nepetifolia
- Wild Dilly Manilkara jaimiqui
- Wild Fig Ficus burkei
- Wild Garlic Allium canadense
- Wild Geranium Geranium maculatum
- Wild Ginger Asarum canadense
- Wild Leek Allium tricoccum
- Wild Licorice Galium circaezans
- Wild Lupine Lupinus perennis
- Wild Madder Rubia peregrina
- Wild Oats Uvularia sessilifolia
- Wild Olive Olea europaea subsp. cuspidata
- Wild Petunia Ruellia humilis
- Wild Plantain Heliconia Heliconia latispatha
- Wild Quinine Parthenium integrifolium
- Wild Sarsaparilla Aralia nudicaulis
- Wild Senna Senna hebecarpa
- Wild Sesame Sesamum radiatum
- Wild Snapdragon Antirrhinum graniticum
- Wild Soursop Annona senegalensis
- Wild Stonecrop Sedum ternatum
- Wild Sugarcane Saccharum spontaneum
- Wild Yam Dioscorea villosa
- Wiliwili Erythrina sandwicensis
- Willow Gentian Gentiana asclepiadea
- Willow Oak Quercus phellos
- Willow-leaved Hakea Hakea salicifolia
- Willow-leaved Hebe Veronica salicifolia
- Willowleaf Sea Buckthorn Hippophae salicifolia
- Wilson Barberry Berberis wilsoniae
- Wilson Magnolia Magnolia wilsonii
- Wind Poppy Papaver heterophyllum
- Windii Billbergia Billbergia windii
- Windmill Palm Trachycarpus fortunei
- Window Haworthia Haworthia cooperi
- Windowleaf Anthurium Anthurium crystallinum
- Wineberry Aristotelia serrata
- Winged Hopbush Dodonaea polyandra
- Winged Monkeyflower Mimulus alatus
- Winged Prickly Ash Zanthoxylum armatum
- Winged Spindle Euonymus macropterus
- Winged Stem Passionflower Passiflora alata
- Winged Sumac Rhus copallinum
- Wingnut Cryptantha Cryptantha pterocarya
- Wingpod Purslane Portulaca umbraticola
- Wingstem Monkey Flower Erythranthe alata
- Winter Aconite Eranthis hyemalis
- Winter Heath Erica carnea
- Winter Savory Satureja montana
- Winterberry Ilex verticillata
- Wintercreeper Euonymus fortunei
- Wintergreen Gaultheria procumbens
- Witch Hazel Hamamelis virginiana
- Wittmack Guzmania Guzmania wittmackii
- Wollemi Pine Wollemia nobilis
- Wonderboom Fig Ficus salicifolia
- Wongan Hills Banksia Banksia pulchella
- Wood Anemone Anemonoides nemorosa
- Wood Apple Limonia acidissima
- Wood Bluegrass Poa nemoralis
- Wood Calamint Clinopodium menthifolium
- Wood Lily Lilium philadelphicum var. andinum
- Wood Sage Teucrium scorodonia
- Wood Sedge Carex blanda
- Woodland Cape Primrose Streptocarpus gardenii
- Woodland Collinsia Collinsia greenei
- Woodland Phlox Phlox divaricata
- Woodland Pimpernel Lysimachia nemorum
- Woodland Sage Salvia nemorosa
- Woodland Scabious Knautia dipsacifolia
- Woodland Strawberry Fragaria vesca
- Woody Pear Xylomelum pyriforme
- Woolgrass Scirpus cyperinus
- Woolly Banksia Banksia baueri
- Woolly Conostylis Conostylis candicans
- Woolly Cow Parsnip Heracleum lanatum
- Woolly Cyanotis Cyanotis lanata
- Woolly Foxglove Digitalis lanata
- Woolly Grevillea Grevillea lanigera
- Woolly Hop Tree Ptelea crenulata
- Woolly Kohleria Kohleria hirsuta
- Woolly Lip Fern Myriopteris tomentosa
- Woolly Paintbrush Castilleja foliolosa
- Woolly Pawpaw Asimina incana
- Woolly Phebalium Phebalium whitei
- Woolly Pipevine Aristolochia manshuriensis
- Woolly Rock Jasmine Androsace villosa
- Woolly Sedge Carex pellita
- Wright Silk Tassel Garrya wrightii
- Wyoming Paintbrush Castilleja linariifolia
Y
- Yang Tree Dipterocarpus alatus
- Yarrow Achillea millefolium
- Yaupon Holly Ilex vomitoria
- Yellow Anise Illicium parviflorum
- Yellow Archangel Lamiastrum galeobdolon
- Yellow Avens Geum aleppicum
- Yellow Bartsia Parentucellia viscosa
- Yellow Bedstraw Galium verum
- Yellow Bee Plant Cleomella lutea
- Yellow Beeplant Peritoma lutea
- Yellow Box Eucalyptus melliodora
- Yellow Boxwood Planchonella eerwah
- Yellow Buckeye Aesculus flava
- Yellow Butterwort Pinguicula lutea
- Yellow Cape Cowslip Lachenalia orchioides
- Yellow Cassia Cassia leptophylla
- Yellow Catalpa Catalpa ovata
- Yellow Centaury Cicendia filiformis
- Yellow Clintonia Clintonia udensis
- Yellow Colchicum Colchicum luteum
- Yellow Columbine Aquilegia flavescens
- Yellow Conostylis Conostylis stylidioides
- Yellow Corydalis Pseudofumaria lutea
- Yellow Costus Costus productus
- Yellow Dragon Fruit Selenicereus megalanthus
- Yellow Drymonia Drymonia warszewicziana
- Yellow Elder Tecoma stans
- Yellow Eyebright Euphrasia lutea
- Yellow Fairy Bells Prosartes lanuginosa
- Yellow False Foxglove Aureolaria flava
- Yellow Fire Lily Cyrtanthus breviflorus
- Yellow Flag Iris Iris pseudacorus
- Yellow Floating Heart Nymphoides peltata
- Yellow Foxglove Digitalis grandiflora
- Yellow Fringed Orchid Platanthera ciliaris
- Yellow Giant Hyssop Agastache nepetoides
- Yellow Ginger Lily Hedychium flavescens
- Yellow Glory Lily Gloriosa lutea
- Yellow Groove Bamboo Phyllostachys aureosulcata
- Yellow Horned Poppy Glaucium flavum
- Yellow Jacaranda Peltophorum dubium
- Yellow Justicia Justicia aurea
- Yellow Ladys Slipper Cypripedium parviflorum
- Yellow Laurel Litsea glutinosa
- Yellow Meadow Rue Thalictrum flavum
- Yellow Mombin Spondias mombin
- Yellow Monkeyflower Erythranthe lutea
- Yellow Moraea Moraea ochroleuca
- Yellow Mountain Saxifrage Saxifraga aizoides
- Yellow Nutsedge Cyperus esculentus
- Yellow Oatgrass Trisetum flavescens
- Yellow Palicourea Palicourea crocea
- Yellow Passionflower Passiflora lutea
- Yellow Penstemon Penstemon confertus
- Yellow Pimpernel Taenidia integerrima
- Yellow Pitcher Plant Sarracenia flava
- Yellow Pittosporum Pittosporum rhombifolium
- Yellow Poinciana Peltophorum pterocarpum
- Yellow Purslane Portulaca lutea
- Yellow Rattle Rhinanthus minor
- Yellow River Xylopia Xylopia frutescens
- Yellow Sandalwood Santalum album
- Yellow Sapote Pouteria torta
- Yellow Spiral Ginger Costus stenophyllus
- Yellow Squash Cucurbita pepo
- Yellow Star Grass Hypoxis hirsuta
- Yellow Stromanthe Stromanthe lutea
- Yellow Trillium Trillium luteum
- Yellow Trout Lily Erythronium americanum
- Yellow Unicorn Plant Ibicella lutea
- Yellow Vein Sanchezia Sanchezia nobilis
- Yellow Villarsia Villarsia exaltata
- Yellow Water Crowfoot Ranunculus flabellaris
- Yellow Whitlowgrass Draba aizoides
- Yellow-flowered Bladderwort Utricularia chrysantha
- Yellowhorn Xanthoceras sorbifolium
- Yellowroot Xanthorhiza simplicissima
- Yellowwood Cladrastis kentukea
- Ylang Ylang Cananga odorata
- Youth On Age Tolmiea menziesii
- Yucca Yucca gigantea
- Yulan Magnolia Magnolia denudata
- Yunnan Camellia Camellia reticulata
- Yunnan Sweetspire Itea yunnanensis
- Yuzu Citrus junos
Z
- Za Baobab Adansonia za
- Zahnii Guzmania Guzmania zahnii
- Zebra Bromeliad Billbergia zebrina
- Zebra Calathea Goeppertia zebrina
- Zebra Earth Star Cryptanthus zonatus
- Zebra Pawpaw Asimina manasota
- Zebra Plant Aphelandra squarrosa
- Zigzag Goldenrod Solidago flexicaulis
- Zigzag Spiderwort Tradescantia subaspera
- Zinnia Zinnia elegans
- Zucchini Cucurbita pepo
- ZZ Plant Zamioculcas zamiifolia