Rosary Pea
Abrus precatorius
Blackwood
Acacia melanoxylon
Virginia threeseed mercury
Acalypha virginica
Copperleaf
Acalypha wilkesiana
Bear's breech
Acanthus mollis
Sweet flag
Acorus calamus
White baneberry
Actaea pachypoda
Black cohosh
Actaea racemosa
Desert rose
Adenium obesum
California buckeye
Aesculus californica
Yellow Buckeye
Aesculus flava
Ohio buckeye
Aesculus glabra
Horse Chestnut
Aesculus hippocastanum
Bottlebrush buckeye
Aesculus parviflora
Red buckeye
Aesculus pavia
Flossflower
Ageratum houstonianum
Chinese evergreen
Aglaonema commutatum
Chinese evergreen
Aglaonema modestum
Common corncockle
Agrostemma githago
Golden trumpet
Allamanda cathartica
Garlic mustard
Alliaria petiolata
Onions (Allium)
Allium
Broadleaf wild leek
Allium ampeloprasum
Wild garlic
Allium canadense
Giant onion
Allium giganteum
Allium schoenoprasum
Allium schoenoprasum
Wild garlic
Allium vineale
Candelabra aloe
Aloe arborescens
Tiger tooth aloe
Aloe juvenna
Soap aloe
Aloe maculata
Aloe vera
Aloe vera
Belladonna lily
Amaryllis belladonna
Large bullwort
Ammi majus
Konjac
Amorphophallus konjac
Pepper vine
Ampelopsis arborea
Fiddlenecks (Amsinckia)
Amsinckia
Fringed Bluestar
Amsonia ciliata
Threadleaf bluestar
Amsonia hubrichtii
Eastern bluestar
Amsonia tabernaemontana
Poppy anemone
Anemone coronaria
Tall Thimbleweed
Anemone virginiana
Spreading dogbane
Apocynum androsaemifolium
Indian hemp
Apocynum cannabinum
Red columbine
Aquilegia canadensis
Golden columbine
Aquilegia chrysantha
Green-flowered columbine
Aquilegia viridiflora
Peanut
Arachis hypogaea
Devil's walking stick
Aralia spinosa
Araujia sericifera
Araujia sericifera
Christmas berry
Ardisia crenata
Mexican prickly poppy
Argemone mexicana
Green dragon
Arisaema dracontium
Jack-in-the-pulpit
Arisaema triphyllum
Dutchman's pipe
Aristolochia macrophylla
Woolly dutchman's pipe
Aristolochia tomentosa
Horseradish
Armoracia rusticana
Common wormwood
Artemisia absinthium
Tarragon
Artemisia dracunculus
White sagebrush
Artemisia ludoviciana
Italian arum
Arum italicum
Cuckoo pint
Arum maculatum
Goat's beard
Aruncus dioicus
Wild ginger
Asarum canadense
Clasping milkweed
Asclepias amplexicaulis
Bloodflower
Asclepias curassavica
Poke milkweed
Asclepias exaltata
Narrowleaf milkweed
Asclepias fascicularis
Pinewoods Milkweed
Asclepias humistrata
Swamp milkweed
Asclepias incarnata
Showy milkweed
Asclepias speciosa
Common milkweed
Asclepias syriaca
Butterfly weed
Asclepias tuberosa
Redring milkweed
Asclepias variegata
Green milkweed
Asclepias viridis
Pawpaw
Asimina triloba
Japanese laurel
Aucuba japonica
Groundsel bush
Baccharis halimifolia
White wild indigo
Baptisia alba
Blue wild indigo
Baptisia australis
Yellow rocket
Barbarea vulgaris
Chinese mahonia
Berberis fortunei
Creeping barberry
Berberis repens
Common barberry
Berberis vulgaris
Hoary alyssum
Berteroa incana
Crossvine
Bignonia capreolata
Butterfly bush
Buddleja davidii
Common boxwood
Buxus sempervirens
Peacock flower
Caesalpinia pulcherrima
Heart of jesus
Caladium bicolor
Purple beautyberry
Callicarpa dichotoma
Turtle vine
Callisia repens
Yellow marsh marigold
Caltha palustris
Carolina allspice
Calycanthus floridus
Trumpet creeper
Campsis radicans
Natal plum
Carissa macrocarpa
Annual caraway
Carum carvi
Yellow oleander
Cascabela thevetia
Moreton bay chestnut
Castanospermum australe
Madagascar periwinkle
Catharanthus roseus
Blue cohosh
Caulophyllum thalictroides
Oriental bittersweet
Celastrus orbiculatus
Carob tree
Ceratonia siliqua
Partridge pea
Chamaecrista fasciculata
Lawson's cypress
Chamaecyparis lawsoniana
Greater celandine
Chelidonium majus
Lambsquarters
Chenopodium album
Spotted wintergreen
Chimaphila maculata
Wavy-leaf soap plant
Chlorogalum pomeridianum
Spotted water hemlock
Cicuta maculata
Clematis (Clematis)
Clematis
Swamp leatherflower
Clematis crispa
Puawhananga
Clematis paniculata
Vasevine
Clematis viorna
Devil's darning needles
Clematis virginiana
Italian leather flower
Clematis viticella
Harlequin glorybower
Clerodendrum trichotomum
Bluebead Lily
Clintonia borealis
Butterfly pea
Clitoria ternatea
Carolina coralbead
Cocculus carolinus
Garden croton
Codiaeum variegatum
Autumn crocus
Colchicum autumnale
Taro
Colocasia esculenta
Poison hemlock
Conium maculatum
Lily of the valley
Convallaria majalis
Cabbage tree
Cordyline australis
New Zealand laurel
Corynocarpus laevigatus
Smoketree
Cotinus coggygria
Rockspray cotoneaster
Cotoneaster horizontalis
Poisonbulb
Crinum asiaticum
Woodland crocus
Crocus tommasinianus
Hogwort
Croton capitatus
Sago palm
Cycas revoluta
Ivy-leaved cyclamen
Cyclamen hederifolium
Persian cyclamen
Cyclamen persicum
Chinese forget-me-not
Cynoglossum amabile
Pink lady slipper
Cypripedium acaule
Scotch broom
Cytisus scoparius
February daphne
Daphne mezereum
Winter daphne
Daphne odora
Downy thorn-apple
Datura innoxia
Devil's trumpet
Datura metel
Jimsonweed
Datura stramonium
Western jimson weed
Datura wrightii
Candle larkspur
Delphinium elatum
Dwarf larkspur
Delphinium tricorne
Flax lily
Dianella ensifolia
Cheddar pink
Dianthus gratianopolitanus
Squirrel Corn
Dicentra canadensis
Dutchman's breeches
Dicentra cucullaria
Bleeding Heart
Dicentra eximia
Dieffenbachia
Dieffenbachia seguine
Common foxglove
Digitalis purpurea
Common Persimmon
Diospyros virginiana
Stinkwort
Dittrichia graveolens
Dragon arum
Dracunculus vulgaris
Male fern
Dryopteris filix-mas
Golden dewdrops
Duranta erecta
Mexican tea
Dysphania ambrosioides
Pride of madeira
Echium candicans
Viper's bugloss
Echium vulgare
Hairy willowherb
Epilobium hirsutum
Golden pothos
Epipremnum aureum
Rough horsetail
Equisetum hyemale
Dwarf horsetail
Equisetum scirpoides
Flaxleaf fleabane
Erigeron bonariensis
Aspen Fleabane
Erigeron speciosus
Coral bean
Erythrina herbacea
Yellow trout lily
Erythronium americanum
California poppy
Eschscholzia californica
Eucalypts (Eucalyptus)
Eucalyptus
American Strawberry bush
Euonymus americanus
European spindletree
Euonymus europaeus
Evergreen spindle
Euonymus japonicus
Dog fennel
Eupatorium capillifolium
Flowering Spurge
Euphorbia corollata
Caribbean copper plant
Euphorbia cotinifolia
Cypress spurge
Euphorbia cyparissias
Leafy spurge
Euphorbia esula
Asthma-plant
Euphorbia hirta
Graceful spurge
Euphorbia hypericifolia
Hyssop-leaf sandmat
Euphorbia hyssopifolia
Mottled spurge
Euphorbia lactea
Caper spurge
Euphorbia lathyris
Spotted spurge
Euphorbia maculata
Snow-on-the-mountain
Euphorbia marginata
Crown of thorns
Euphorbia milii
Myrtle spurge
Euphorbia myrsinites
Petty spurge
Euphorbia peplus
Prostrate sandmat
Euphorbia prostrata
Euphorbia pulcherrima
Euphorbia pulcherrima
Sullu spurge
Euphorbia royleana
Matted Sandmat
Euphorbia serpens
Pencil cactus
Euphorbia tirucalli
Euphorbia tithymaloides
Euphorbia tithymaloides
African bush daisy
Euryops chrysanthemoides
Blindness tree
Excoecaria cochinchinensis
Alder buckthorn
Frangula alnus
Carolina buckthorn
Frangula caroliniana
Crown imperial
Fritillaria imperialis
Snowdrop
Galanthus nivalis
Cape jasmine
Gardenia jasminoides
Wintergreen
Gaultheria procumbens
Carolina jasmine
Gelsemium sempervirens
Maidenhair tree
Ginkgo biloba
Ground ivy
Glechoma hederacea
Honey locust
Gleditsia triacanthos
Flame lily
Gloriosa superba
Balloon plant
Gomphocarpus physocarpus
Velvet plant
Gynura aurantiaca
Showy baby's-breath
Gypsophila elegans
English ivy
Hedera helix
Sneezeweed
Helenium autumnale
Stinking hellebore
Helleborus foetidus
Christmas rose
Helleborus niger
Lenten rose
Helleborus orientalis
Ditch lily
Hemerocallis fulva
Giant hogweed
Heracleum mantegazzianum
Chameleon plant
Houttuynia cordata
Porcelainflower
Hoya carnosa
Common hop
Humulus lupulus
Common hyacinth
Hyacinthus orientalis
Hydrangeas (Hydrangea)
Hydrangea
Goldenseal
Hydrastis canadensis
Henbane
Hyoscyamus niger
Common St. John's wort
Hypericum perforatum
Shrubby St. John's wort
Hypericum prolificum
Common holly
Ilex aquifolium
Chinese holly
Ilex cornuta
American holly
Ilex opaca
Purple Anise
Illicium floridanum
Yellow jewelweed
Impatiens pallida
Beach morning-glory
Ipomoea imperati
Blue morning glory
Ipomoea indica
Common morning glory
Ipomoea purpurea
Cypress vine
Ipomoea quamoclit
Japanese Iris
Iris ensata
Wall iris
Iris tectorum
Northern blue flag iris
Iris versicolor
Peregrina
Jatropha integerrima
Buddha belly plant
Jatropha podagrica
Butternut
Juglans cinerea
Black walnut
Juglans nigra
Creeping juniper
Juniperus horizontalis
Eastern red cedar
Juniperus virginiana
Sheep laurel
Kalmia angustifolia
Mountain laurel
Kalmia latifolia
Hyacinth bean
Lablab purpureus
Golden chain tree
Laburnum anagyroides
Woodland lettuce
Lactuca floridana
Bleeding heart
Lamprocapnos spectabilis
Common lantana
Lantana camara
Trailing lantana
Lantana montevidensis
Canadian wood nettle
Laportea canadensis
Peavines (Lathyrus)
Lathyrus
Perennial pea
Lathyrus latifolius
Sweet pea
Lathyrus odoratus
Bay laurel
Laurus nobilis
Silver squill
Ledebouria socialis
Summer snowflake
Leucojum aestivum
Coastal doghobble
Leucothoe axillaris
Mountain doghobble
Leucothoe fontanesiana
Lovage
Levisticum officinale
Japanese privet
Ligustrum japonicum
Glossy privet
Ligustrum lucidum
Chinese privet
Ligustrum sinense
Wild privet
Ligustrum vulgare
Tiger lily
Lilium lancifolium
Wood lily
Lilium philadelphicum
Showy lily
Lilium speciosum
Butter-and-eggs
Linaria vulgaris
Blue Flax
Linum perenne
Flax
Linum usitatissimum
Cardinal flower
Lobelia cardinalis
Japanese honeysuckle
Lonicera japonica
Amur honeysuckle
Lonicera maackii
European honeysuckle
Lonicera periclymenum
Trumpet honeysuckle
Lonicera sempervirens
Tatarian honeysuckle
Lonicera tatarica
Peyote
Lophophora williamsii
Wild Perennial Lupine
Lupinus perennis
Golden spider-lily
Lycoris aurea
Red Spider lily
Lycoris radiata
Macademia
Macadamia integrifolia
False solomon's seal
Maianthemum racemosum
Brazilian jasmine
Mandevilla sanderi
Cassava
Manihot esculenta
German chamomile
Matricaria chamomilla
Tenweeks stock
Matthiola incana
Chinaberry tree
Melia azedarach
Creeping cucumber
Melothria pendula
Common moonseed
Menispermum canadense
Four o'clock flower
Mirabilis jalapa
Bitter melon
Momordica charantia
Swiss cheese plant
Monstera deliciosa
Heavenly bamboo
Nandina domestica
Poet's narcissus
Narcissus poeticus
Wild daffodil
Narcissus pseudonarcissus
Chinese sacred lily
Narcissus tazetta
Catnip
Nepeta cataria
Oleander
Nerium oleander
Tree tobacco
Nicotiana glauca
Tobacco
Nicotiana tabacum
Love-in-a-mist
Nigella damascena
Sun star
Ornithogalum dubium
Garden star-of-bethlehem
Ornithogalum umbellatum
Pink-sorrel
Oxalis articulata
Madagascar palm
Pachypodium lamerei
Golden ragwort
Packera aurea
Oriental poppy
Papaver orientale
Corn poppy
Papaver rhoeas
Virginia creeper
Parthenocissus quinquefolia
Boston ivy
Parthenocissus tricuspidata
Parsnip
Pastinaca sativa
Ivy geranium
Pelargonium peltatum
Green arrow arum
Peltandra virginica
Lacy phacelia
Phacelia tanacetifolia
Common bean
Phaseolus vulgaris
American mistletoe
Phoradendron leucarpum
Clammy ground cherry
Physalis heterophylla
Tomatillo
Physalis philadelphica
Pokeweed
Phytolacca americana
Japanese pieris
Pieris japonica
Common plantain
Plantago major
Balloon flower
Platycodon grandiflorus
Buddhist pine
Podocarpus macrophyllus
Mayapple
Podophyllum peltatum
Smooth solomon's-seal
Polygonatum biflorum
Common purslane
Portulaca oleracea
American plum
Prunus americana
Chickasaw plum
Prunus angustifolia
Apricot
Prunus armeniaca
Sweet cherry
Prunus avium
Carolina cherry laurel
Prunus caroliniana
Cherry plum
Prunus cerasifera
Sour cherry
Prunus cerasus
European plum
Prunus domestica
Cherry laurel
Prunus laurocerasus
Pin cherry
Prunus pensylvanica
Peach
Prunus persica
Black cherry
Prunus serotina
Japanese cherry
Prunus serrulata
Common chokecherry
Prunus virginiana
Western brackenfern
Pteridium aquilinum
Oaks (Quercus)
Quercus
Sawtooth oak
Quercus acutissima
Coast live oak
Quercus agrifolia
Swamp white oak
Quercus bicolor
Canyon live oak
Quercus chrysolepis
Scarlet oak
Quercus coccinea
Southern red oak
Quercus falcata
Shingle oak
Quercus imbricaria
Turkey oak
Quercus laevis
Valley oak
Quercus lobata
Overcup oak
Quercus lyrata
Bur oak
Quercus macrocarpa
Blackjack oak
Quercus marilandica
Swamp chestnut oak
Quercus michauxii
Chestnut oak
Quercus montana
Chinquapin oak
Quercus muehlenbergii
Water oak
Quercus nigra
Cherrybark oak
Quercus pagoda
Pin oak
Quercus palustris
Willow oak
Quercus phellos
English oak
Quercus robur
Northern red oak
Quercus rubra
Shumard oak
Quercus shumardii
Post oak
Quercus stellata
Black oak
Quercus velutina
Live oak
Quercus virginiana
Meadow buttercup
Ranunculus acris
Greater creeping spearwort
Ranunculus flammula
Hairy buttercup
Ranunculus sardous
Common buckthorn
Rhamnus cathartica
Azaleas (Rhododendron)
Rhododendron
Sweet azalea
Rhododendron arborescens
Flame azalea
Rhododendron calendulaceum
Mountain azalea
Rhododendron canescens
Catawba rosebay
Rhododendron catawbiense
Evergreen azalea
Rhododendron indicum
Great laurel
Rhododendron maximum
Pink azalea
Rhododendron periclymenoides
Swamp Azalea
Rhododendron viscosum
Smooth sumac
Rhus glabra
Lemonade Berry
Rhus integrifolia
Sugar Bush
Rhus ovata
Staghorn sumac
Rhus typhina
Evergreen sumac
Rhus virens
Castor bean
Ricinus communis
Black locust
Robinia pseudoacacia
California tree poppy
Romneya coulteri
Garden sorrel
Rumex acetosella
Curly dock
Rumex crispus
Rue
Ruta graveolens
American elder
Sambucus canadensis
Elder
Sambucus nigra
Bloodroot
Sanguinaria canadensis
Rock soapwort
Saponaria ocymoides
Bouncing-bet
Saponaria officinalis
Common sassafras
Sassafras albidum
African blood lily
Scadoxus multiflorus
Octopus tree
Schefflera actinophylla
Dwarf umbrella tree
Schefflera arboricola
Peruvian peppertree
Schinus molle
Siberian squill
Scilla siberica
Satin pothos
Scindapsus pictus
Common groundsel
Senecio vulgaris
Sicklepod
Senna obtusifolia
Carolina horsenettle
Solanum carolinense
Bittersweet
Solanum dulcamara
Eggplant
Solanum melongena
Jerusalem cherry
Solanum pseudocapsicum
Potato
Solanum tuberosum
Canada goldenrod
Solidago canadensis
Texas mountain laurel
Sophora secundiflora
Johnson grass
Sorghum halepense
Spanish broom
Spartium junceum
Spinach
Spinacia oleracea
Bird of paradise
Strelitzia reginae
Celandine poppy
Stylophorum diphyllum
Japanese pagoda tree
Styphnolobium japonicum
Common snowberry
Symphoricarpos albus
Creeping Snowberry
Symphoricarpos mollis
Coralberry
Symphoricarpos orbiculatus
Common comfrey
Symphytum officinale
Eastern skunk cabbage
Symplocarpus foetidus
Feverfew
Tanacetum parthenium
Common tansy
Tanacetum vulgare
Taraxacum officinale
Taraxacum officinale
Yews (Taxus)
Taxus
Pacific yew
Taxus brevifolia
Canada yew
Taxus canadensis
Japanese yew
Taxus cuspidata
Field pennycress
Thlaspi arvense
Atlantic poison oak
Toxicodendron pubescens
Poison ivy
Toxicodendron radicans
Poison sumac
Toxicodendron vernix
Yellow goat's beard
Tragopogon pratensis
Chinese tallow
Triadica sebifera
Red trillium
Trillium erectum
White trillium
Trillium grandiflorum
Bloody butcher
Trillium recurvatum
Painted trillium
Trillium undulatum
Tulips (Tulipa)
Tulipa
California bay laurel
Umbellularia californica
Heartleaf nettle
Urtica chamaedryoides
Valerian
Valeriana officinalis
Veratrum viride
Veratrum viride
Tung oil tree
Vernicia fordii
Mapleleaf viburnum
Viburnum acerifolium
Koreanspice viburnum
Viburnum carlesii
Arrowwood viburnum
Viburnum dentatum
Linden Arrowwood
Viburnum dilatatum
Hobble-Bush
Viburnum lantanoides
Nannyberry
Viburnum lentago
Chinese snowball
Viburnum macrocephalum
Smooth witherod
Viburnum nudum
Sweet viburnum
Viburnum odoratissimum
American Cranberry Bush
Viburnum opulus
Japanese snowball
Viburnum plicatum
Black haw
Viburnum prunifolium
Leatherleaf viburnum
Viburnum rhytidophyllum
Rusty blackhaw
Viburnum rufidulum
Laurustinus
Viburnum tinus
Broad bean
Vicia faba
Common vetch
Vicia sativa
Hairy vetch
Vicia villosa
Greater periwinkle
Vinca major
Common periwinkle
Vinca minor
Field pansy
Viola arvensis
Wisterias (Wisteria)
Wisteria
American wisteria
Wisteria frutescens
Cardboard palm
Zamia furfuracea
Coontie
Zamia pumila
Zanzibar gem
Zamioculcas zamiifolia
Calla lily
Zantedeschia aethiopica