Index of All Plants in the Database

Even in winter– sumac, honeysuckle, greenbrier, bittersweet and rose hips were all found within walking distance of my house in late January.
  • alder - Alnus spp.
  • alder, speckled - Alnus incana
  • alfalfa (medick)(burclover) - Medicago sativa
  • algae - Algae spp.
  • algae, filamentous - Algae spp.
  • alligatorweed - Alternanthera philoxeroides
  • amaranth - Amaranthus spp.
  • arrow-arum - Peltandra spp.
  • arrow-arum, green - Peltandra virginica
  • arrowgrass - Triglochin spp.
  • arrowhead - Sagittaria spp.
  • ash - Fraxinus spp.
  • ash, black - Fraxinus nigra
  • ash, green - Fraxinus pennsylvanica
  • ash, white - Fraxinus americana
  • aspen - Populus spp.
  • aspen (poplar) - Populus spp.
  • aspen, bigtooth - Populus grandidentata
  • aspen, quaking - Populus tremuloides
  • aster - Aster spp.
  • avens - Geum spp.
  • baldcypress - Taxodium distichum
  • baneberry, red - Actaea rubra
  • barberry - Berberis spp.
  • barberry, Cascade - Mahonia nervosa
  • barley, common - Hordeum vulgare
  • basswood, American - Tilia americana
  • bay, red - persea borbonia/palustris
  • bayberry - Morella spp.
  • bayberry, northern - Morella pensylvanica
  • beachgrass - Ammophila spp.
  • beaksedge (beakrush) - Rhynchospora spp.
  • beautyberry - Callicarpa americana
  • beautyberry - Callicarpa spp.
  • beautyberry, Mexican - Callicarpa mexicana
  • bedstraw - Galium mollugo
  • beech, American - Fagus grandifolia
  • beetleweed - Galax urceolata
  • beggar-ticks - Bidens spp.
  • begonia - Begonia spp.
  • bellflower - Campanula spp.
  • bentgrass - Agrostis spp.
  • bermudagrass - Cynodon dactylon
  • bindweed, field - Convolvulus arvensis
  • birch - Betula spp.
  • birch, bog - Betula pumila
  • birch, dwarf - Betula nana
  • birch, gray - Betula populifolia
  • birch, paper (white birch) - Betula papyrifera
  • birch, resin - Betula glandulosa
  • birch, river - Betula nigra
  • birch, sweet - Betula lenta
  • birch, yellow - Betula alleghaniensis
  • bishops weed - Aegopodium podagraria
  • bittersweet - Celastrus spp.
  • bittersweet, Oriental - Celatrus orbiculatus
  • black medick - Medicago lupulina
  • black-eyed susan - Rudbeckia hirta
  • blackberry - Rubus spp.
  • blackberry, evergreen - Rubus laciniatus
  • blackberry, Himalayan - Rubus armeniacus
  • blackberry, thornless - Rubus canadensis
  • blue curls - Trichostema spp.
  • blueberry - Vaccinium spp.
  • blueberry, Blue Ridge - Vaccinium pallidum
  • blueberry, highbush - Vaccinium corymbosum
  • blueberry, lowbush - Vaccinium angustifolium
  • blueberry, velvetleaf - Vaccinium myrtilloides
  • bluegrass - Poa spp.
  • bluegrass, bulbous - Poa bulbosa
  • bluegrass, Canada - Poa compressa
  • bluegrass, Kentucky - Poa pratensis
  • bluestem - Andropogon spp.
  • bluet - Houstonia spp.
  • bogbean - Menyanthes spp.
  • Boston ivy - Parthenocissus tricuspidata
  • bristlegrass - Setaria spp.
  • brome - Bromus spp.
  • brome, fringed - Bromus ciliatus
  • brome, smooth - Bromus inermis
  • broom sedge - Andropogon virginicus
  • buckeye, Ohio - Aesculus glabra
  • buckthorn - Rhamnus spp.
  • buckthorn, Carolina - Frangula caroliniana
  • buckthorn, common - Rhamnus cathartica
  • buckwheat - Fagopyrum esculentum
  • buckwheat, wild - Eriogonum spp.
  • buffaloberry - Shepheria canadensis
  • bulrush - Scirpus spp.
  • bulrush, Olney's threesquare - Schoenoplectus americanus
  • bulrush, saltmarsh - Bolboschoenus robustus
  • bulrush, threesquare - Schoenoplectus pungens
  • bunchberry - Cornus canadensis
  • bur-reed - Sparganium spp.
  • burdock - Arctium spp.
  • burning bush - Euonymus alatus
  • buttercup - Ranunculus spp.
  • butternut - Juglans cinerea
  • buttonbush - Cephalanthus spp.
  • camphor, tree - Cinnamomum camphora
  • cancerroot, American - Conopholis americana
  • canteloupe - Cucumis melo
  • carpetgrass - Axonopus spp.
  • cat's ear, hairy - Hypochaeris radicata
  • catalpa - Catalpa spp.
  • catnip - Nepeta cataria
  • catnip - Nepeta spp.
  • cattail - Tyhpa spp.
  • cattail, broadleaf - Typha latifolia
  • cattail, narrowleaf - Typha angustifolia
  • ceanothus - Ceanothus spp.
  • cherry, black - Prunus serotina
  • cherry, pin - Prunus pensylvanica
  • cherry, wild - Prunus spp.
  • chestnut spp. - Castanea spp.
  • chestnut, American - Castanea dentata
  • chickweed, common - Stellaria media
  • chicory - Cichorium intybus
  • Chinaberry tree - Melia azedarach
  • chinquapin, Allegheny - Castanea pumila
  • chokeberry - Aronia spp.
  • chokecherry - Prunus virginiana
  • cinquefoil - Potentilla spp.
  • clover - Trifolium spp.
  • clover, Korean - Lespedeza stipulacea
  • clover, red - Trifolium pratense
  • clover, white - Trifolium repens
  • clubmoss - Lycopodium spp.
  • coffeetree, Kentucky - Gymnocladus dioicus
  • columbine - Aquilegia spp.
  • coneflower - Echinacea spp.
  • coon's tail - Ceratophyllum demersum
  • coralbead, Carolina - Cocculus carolinus
  • coralberry - Symphoricarpos orbiculatus
  • cordgrass - Spartina spp.
  • cordgrass, saltmarsh - Spartina patens
  • cordgrass, smooth - Spartina alterniflora
  • corn - Zea mays
  • cosmos - Cosmos spp.
  • cotoneaster - Cotoneaster spp.
  • cottongrass - Eriophorum spp.
  • cottongrass, Tussock - Eriophorum vaginatum
  • cottonwood, eastern - Populus deltoides
  • cowparsnip, common - Heracleum maximum
  • cowpea (southern bean) - Vigna unguiculata
  • crabapple/ apple - Malus spp.
  • crabgrass - Digitaria spp.
  • cranberry, small - Vaccinium oxycoccos
  • cranesbill, Bicknell's - Geranium bicknelii
  • creeper - Parthenocissus spp.
  • crossvine - Bignonia spp.
  • crowberry - Empetrum spp.
  • crowberry, black - Empetrum nigrum
  • crowfootgrass (Egyptian grass) - Dactyloctenium aegyptium
  • crowngrass - Paspalum spp.
  • currant - Ribes spp.
  • currant, American black - Ribes americanum
  • currant, prickly - Ribes lacustre
  • dahlia - Dahlia spp.
  • daisy - Chrysanthemum spp.
  • dandelion, common - Taraxacum officinale
  • dayflower - Commelina spp.
  • daylily - Hemerocallis spp.
  • deadnettle - Lamium spp.
  • desert-thorn, Carolina - Lycium carolinianum
  • desert-thorn, Carolina - Lycium spp.
  • devil's tongue - Opuntia humifusa
  • devil's walkingstick - Aralia spinosa
  • devilwood - Osmanthus americanus
  • dock - Rumex spp.
  • dogwood - Cornus spp.
  • dogwood, alternate-leaf - Cornus alternifolia
  • dogwood, flowering - Cornus florida
  • dogwood, gray - Cornus racemosa
  • dogwood, red-osier - Cornus sericea
  • dogwood, rough-leaf - Cornus drummondii
  • doveweed - Croton spp.
  • draba - Draba spp.
  • dropseed grass - Sporobolus compositus
  • dropseed grass - Sporobolus spp.
  • duckweed - Lemma spp.
  • eelgrass - Zostera spp.
  • elder, red - Sambucus racemosa
  • elderberry - Sambucus canadensis
  • elderberry - Sambucus spp.
  • elderberry, American black - Sambucus nigra
  • elm - Ulmus spp.
  • elm, american - Ulmus americana
  • elm, slippery - Ulmus rubra
  • elm, winged - Ulmus alata
  • false croton - Caperonia spp.
  • false lily-of-the-valley, starry - Maianthemum stellatum
  • false nettle - Boehmeria spp.
  • false solomon's seal (Solomon's plume) - Maianthemum racemosum
  • fanwort - Cabomba spp.
  • fennel, sweet - Foeniculum vulgare
  • fern, grape - Botrychium spp.
  • fern, holly - Cyrtomium falcatum
  • fern, rattlesnake - Botrypus virginianus
  • fescue - Schedonorus spp.
  • fescue, red - Schedonorus rubra
  • fig, common - Ficus carica
  • fir - Abies spp.
  • fir, balsam - Abies balsamea
  • fir, Fraser - Abies fraseri
  • firebush - Hamelia patens
  • firethorn - Pyracantha spp.
  • fireweed - Chamerion angustifolium
  • flatsedge - Cyperus spp.
  • flatsedge, poorland - Cyperus compressus
  • flax, common - Linum usitatissimum
  • foamflower - Tiarella spp.
  • fogfruit - Phyla spp.
  • forget-me-not - Myosotis spp.
  • four-o'clock - Mirabilis jalapa
  • foxtail - Alopecurus spp.
  • fringetree, American - Chionanthus virginicus
  • galax - Galax spp.
  • gallberry, large - Ilex coriacea
  • gazania - Gazania spp.
  • geranium, spotted - Geranium maculatum
  • geranium, wild (cranesbill) - Geranium spp.
  • giant cutgrass - Zizaniopsis miliacea
  • glasswort - Salicornia spp.
  • goldenrod - Solidago spp.
  • goldenrod, Canada - Solidago canadensis
  • goldthread, threeleaf - Coptis trifolia
  • goosegrass - Eleusine spp.
  • grape - Vitis spp.
  • grape , Oregon - Mahonia aquifolium
  • grape muscadine - Vitis rotundifolia
  • grape, fox - Vitis labrusca
  • grape, frost - Vitus vulpina
  • grape, summer - Vitis aestivalis
  • greenbrier - Smilax spp.
  • greenbrier, laurel - Smilax laurifolia
  • greenbrier, roundleaf - Smilax rotundifolia
  • greenbrier, saw - Smilax bona-nox
  • ground cherry - Physalis spp.
  • gum - Nyssa spp.
  • gum, black (black tupelo) - Nyssa sylvatica
  • gum, water - Nyssa aquatica
  • hackberry - Celtis spp.
  • hackberry, common - Celtis occidentalis
  • hawkweed - Hieracium spp.
  • hawkweed, meadow - Hieracium caespitosum
  • hawkweed, orange - Hieracium aurantiacum
  • hawthorn - Crataegus spp.
  • hazelnut - Corylus spp.
  • hazelnut, American - Corylus americana
  • hazelnut, beaked - Corylus cornuta
  • hemlock - Tsuga spp.
  • hemlock, Carolina - Tsuga caroliniana
  • hemlock, eastern - Tsuga canadensis
  • hemp - Cannabis spp.
  • hercule's club - Zanthoxylum clava-herculis
  • hickory - Carya spp.
  • hickory, bitternut - Carya cordiformis
  • hickory, mockernut - Carya alba
  • hickory, pignut - Carya glabra
  • hickory, shagbark - Carya ovata
  • hobblebush - Viburnum lantanoides
  • hogpeanut, American - Amphicarpaea bracteata
  • holly - Ilex spp.
  • holly, American - Ilex opaca
  • holly, Carolina - Ilex ambigua
  • holly, cornuta "Burfordii' - Ilex cornuta'Burfordii'
  • holly, dahoon - Ilex cassine
  • holly,'Savannah - Ilex cassine x opaca
  • hollyhock - Alcea spp.
  • honeylocust - Gleditsia triacanthos
  • honeysuckle, Amur - Lonicera maackii
  • honeysuckle, Bell's - Lonicera bella
  • honeysuckle, bush - Lonicera spp.
  • honeysuckle, Japanese - Lonicera japonica
  • honeysuckle, Morrow's - Lonicera morrowii
  • honeysuckle, tatarian - Lonicera tatarica
  • honeysuckle, trumpet - Lonicera sempervirens
  • hophornbeam, eastern - Ostrya virginiana
  • hornbeam, American - Carpinus caroliniana
  • horned-pondweed - Zannichellia palustris
  • horsetail - Equistem spp.
  • horsetail, field - Equistem arvense
  • hosta - Hosta spp.
  • huckleberry - Gaylussacia spp.
  • huckleberry, black - Gaylussacia baccata
  • huckleberry, blue - Gaylussacia frondosa
  • huckleberry, dwarf - Gaylussacia dumosa
  • huckleberry, hairy - Gaylussacia mosieri
  • huckleberry, tree/winter - Vaccinium arboreum
  • hyssop - Hyssopus officinalis
  • inkberry - Ilex glabra
  • ironweed - Vernonia spp.
  • Jack in the Pulpit - Arisaema triphyllum
  • jasmine - Jasminum spp.
  • jasmine, night-blooming - Cestrum nocturnum
  • jewelweed - Impatiens capensis
  • joe pye - Eutrochium spp.
  • juniper - Juniperus spp.
  • juniper, "Old Gold" - Juniperus x pfitzeriana
  • juniper, common - Juniperus communis
  • kelp - Laminariales spp.
  • knapweed (starthistle) (cornflower) - Centaurea spp.
  • knotgrass - Paspalum distichum
  • knotweed (smartweed) - Polygonum spp.
  • knotweed, giant - Polygonum sachalinense
  • knotweed, Japanese - Polygonum cuspidatum
  • knotweed, prostrate - Polygonum aviculare
  • Labrador tea, bog - Ledum groenlandicum
  • lamb's quarters - Chenopodium album
  • lantana - Lantana urticoides/camara
  • larch - Larix spp.
  • laurel, great - Rhododendron maximum
  • laurelcherry, Carolina - Prunus caroliniana
  • leatherleaf - Chamaedaphne calyculata
  • lespedeza - Lespedeza spp.
  • lespedeza, sericea - Lespedeza cuneata
  • lespedeza, shrub - Lespedeza bicolor
  • leucothoe - Leucothoe spp.
  • licorice, American - Glycyrrhiza lepidota
  • ligustrum, wax-leaf - Ligustrum japonicum/lucidum
  • lilac - Syringa spp.
  • lingonberry - Vaccinium vitis-idaea
  • lizard's tail - Saururus cernuus
  • locust, black - Robinia pseudoacacia
  • loquat - Eriobotrya japonica
  • lupine - Lupinus spp.
  • lupine, sundial - Lupinus perennis
  • magnolia - Magnolia spp.
  • magnolia, big-leaf - Magnolia macrophylla
  • magnolia, southern - Magnolia grandiflora
  • maidencane - Panicum hemitomom
  • mannagrass - Glyceria spp.
  • manzanita - Arctostaphylos spp.
  • maple - Acer spp.
  • maple, black - Acer nigrum
  • maple, box elder - Acer negundo
  • maple, mountain - Acer spicatum
  • maple, Norway - Acer platanoides
  • maple, red - Acer rubrum
  • maple, silver - Acer saccharinum
  • maple, striped - Acer pensylvanicum
  • maple, sugar - Acer saccharum
  • marigold - Tagetes spp.
  • mayapple - Podophyllum petatum
  • mayflower (beadruby) - Maianthemum spp.
  • mayflower, Canada - Maianthemum canadense
  • meadowsweet - Spiraea spp.
  • melon - Citrullus spp.
  • melon - Cucumis spp.
  • menziesia - Menziesia spp.
  • mermaidweed - Proserpinaca spp.
  • milkweed - Asclepias spp.
  • milkwort - Polygala spp.
  • millet, wild - Echinochloa spp.
  • mistletoe - Phoradendron leucarpum
  • miterwort - Mitella spp.
  • morning glory - Ipomoea spp.
  • motherwort - Leonurus cardiaca
  • mountain ash - Sorbus spp.
  • mountain ash, American - Sorbus americana
  • mountainlaurel - Kalmia latifolia
  • mulberry - Morus spp.
  • mulberry, black - Morus nigra
  • mulberry, red - Morus rubra
  • mulberry, white - Morus alba
  • mullein - Verbascum spp.
  • mullein, common - Verbascum thapsus
  • murdannia - Murdannia spp.
  • muskgrass - Chara spp.
  • mustard - Brassica spp.
  • needlegrass - Stipa spp.
  • New Jersey Tea - Ceanothus americanus
  • nightshade - Solanum spp.
  • nightshade, climbing - Solanum dulcamara
  • nimblewill - Muhlenbergia schreberi
  • nutrush - Scleria spp.
  • oak - Quercus spp.
  • oak, bear - Quercus ilicifolia
  • oak, black - Quercus velutina
  • oak, blackjack - Quercus marilandica
  • oak, bluejack - Quercus incana
  • oak, chestnut - Quercus prinus
  • oak, chinkapin - Quercus muehlenbergii
  • oak, northern red - Quercus rubra
  • oak, overcup - Quercus lyrata
  • oak, pin - Quercus palustris
  • oak, scarlet - Quercus coccinea
  • oak, Shumard's - Quercus shumardii
  • oak, southern live - Quercus virginiana
  • oak, southern red - Quercus falcata
  • oak, swamp chestnut - Quercus michauxii
  • oak, swamp white - Quercus bicolor
  • oak, turkey - Quercus laevis
  • oak, water - Quercus nigra
  • oak, white - Quercus alba
  • oak, willow - Quercus phellos
  • oak,post - Quercus stellata
  • oats - Avena spp.
  • olive - Elaeagnus spp.
  • olive, autumn - Elaeagnus umbellata
  • olive, Russian - Elaeagnus angustifolia
  • orchardgrass - Dactylis glomerata
  • Oriental lady's thumb - Polygonum cespitosum
  • osage-orange - Maclura pomifera
  • palmetto - Sabal spp.
  • palmetto, cabbage - Sabal palmetto
  • palmetto, dwarf - Sabal minor
  • palmetto, saw - Serenoa repens
  • panicgrass - Panicum spp.
  • partridge berry - Mitchella repens
  • partridge pea - Chamaecrista fasciculata
  • partridgeberry - Mitchella repens
  • pawpaw - Asimina triloba
  • pea - Lathyrus spp.
  • peanut - Arachis hypogaea
  • pear - Pyrus spp.
  • pear, common - Pyrus communis
  • pecan - Carya illinoinensis
  • pepper, cayenne - Capsicum annuum var. glabri
  • peppervine - Nekemias arborea
  • peppervine, heart-leaf - Ampelopsis cordata
  • persimmon, common - Diospyros virginiana
  • petunia - Petunia spp.
  • phlox - Phlox spp.
  • photinia, Japanese - Photinia glabra
  • pickerelweed - Pontederia spp.
  • pigeonberry - Rivina humilis
  • pigeonwings, Atlantic - Clitoria mariana
  • pine - Pinus spp.
  • pine, jack - Pinus banksiana
  • pine, loblolly - Pinus taeda
  • pine, longleaf - Pinus palustris
  • pine, pitch - Pinus rigida
  • pine, red - Pinus resinosa
  • pine, table mountain - Pinus pungens
  • pine, Virginia - Pinus virginiana
  • pine, white eastern - Pinus strobus
  • pine,pitch - Pinus rigida
  • pink queen (spiderflower) - Cleome hassleriana
  • pinwheel - Lechea spp.
  • plantain - Plantago spp.
  • plum pine, yew - Podocarpus macrophyllus
  • plum, American - Prunus americana
  • poison ivy, eastern - Toxicodendron radicans
  • pokeweed - Phytolacca americana
  • pond lily - Nuphar spp.
  • pond lily, yellow (cow-lily) - Nuphar lutea
  • pondweed - Potamogeton spp.
  • pondweed, sago - Stuckenia pectinata
  • poplar, balsam - Populus balsamifera
  • poplar, tulip - Liriodendron tupilfera
  • possumhaw - Ilex decidua
  • pricklypear - Opuntia spp.
  • primrose, evening - Oenothera spp.
  • privet - Ligustrum spp.
  • privet, Chinese - Ligustrum sinense
  • privet, golden - Ligustrun 'vicaryi'
  • purslane - Portulaca grandiflora
  • purslane - Portulaca spp.
  • pussytoes - Antennaria spp.
  • quackgrass - Elymus repens
  • Queen Anne's Lace - Daucus carota
  • ragweed - Ambrosia spp.
  • ragweed, common - Ambrosia artemisiifolia
  • ragweed, Cuman - Ambrosia psilostachya
  • raspberry, red - Rubus idaeus
  • redbud, eastern - Cercis canadensis
  • redcedar, eastern - Juniperus virginiana
  • redroot, Carolina - Lachnanthes caroliniana
  • redtop - Agrostis gigantea
  • ribgrass (English plantain) - Plantago lanceolata
  • rice - Oryza sativa
  • rice cutgrass - Leersia oryzoides
  • ricegrass - Oryzopsis asperifolia
  • rose - Rosa spp.
  • rose, multiflora - Rosa multiflora
  • rosemary - Rosmarinus officinalis
  • rye - Secale cereale
  • safflower - Carthamus tinctorius
  • saltgrass - Distichlis spicata
  • sarsparilla, wild - Aralia nudicaulis
  • sassafras - Sassafras albidum
  • sawgrass, Jamaican - Cladium mariscus
  • scarlet sage - Salvia cocchinea
  • sea-lettuce - Ulva spp.
  • sedge - Carex spp.
  • sedge, water - Carex aquaticus
  • serviceberry - Amelanchier spp.
  • serviceberry, common - Amelanchier arborea
  • sheep sorrel, common - Rumex acetosella
  • shepherd's purse - Capsella bursa-pastoris
  • shoalgrass - Halodule wrightii
  • signalgrass - Brachiaria spp.
  • skunk cabbage - Symplocarpus foetidus
  • smoketree, European - Cotinus coggygria
  • snakeroot, white - Ageratina altissima
  • snap dragon - Antirrhinum majus
  • snowberry - Symphoricarpos spp.
  • snowberry, common - Symphoricarpos albus
  • sorghum - Sorghum vulgare
  • sorrelvine - Cissus trifoliata
  • sourwood - Oxydendrum arboreum
  • sow thistle - Sonchus spp.
  • sow thistle, field - Sonchus arvensis
  • soybean - Glycine max
  • spadeleaf - Centella spp.
  • spicebush - Lindera benzoin
  • spiderwort - Tradescantia virginiana
  • spikenard - Aralia spp.
  • spikerush - Eleocharis spp.
  • spikerush, squarestem - Eleocharis quadrangulata
  • spring beauty, Virginia - Claytonia virginica
  • spruce - Picea spp.
  • spruce, black - Picea mariana
  • spruce, Norway - Picea abies
  • spruce, red - Picea rubens
  • spruce, white - Picea glauca
  • spurge - Euphorbia spp.
  • spurge, leafy - Euphorbia esula
  • squashberry - Viburnum edule
  • squirreltail - Elymus elymoides
  • St. Johns wort, common - Hypericum perforatum
  • star grass - Hypoxis spp.
  • stork's bill - Erodium spp.
  • strawberry - Fragaria spp.
  • strawberry, mock - Duchesnea indica
  • strawberry, Virginia - Fragaria virginiana
  • strawberry, woodland - Fragaria vesca
  • sugarberry - Celtis laevigata
  • sumac - Rhus spp.
  • sumac, fragrant - Rhus aromatica
  • sumac, smooth - Rhus glabra
  • sumac, staghorn - Rhus typhina
  • sumac, winged - Rhus copallinum
  • sunflower - Helianthus spp.
  • sunflower, common - Helianthus annuus
  • sunflower, Maximilian - Helianthus maximiliani
  • supplejack - Berchemia scandens
  • sweet alyssum - Alyssum maritimum
  • sweet bay - Magnolia virginiana
  • sweet fern - Comptonia peregrina
  • sweetclover, yellow - Melilotus officinalis
  • sweetflag - Acorus calamus
  • sweetgum - Liquidamber styraciflua
  • sweetroot - Ozmorhiza spp.
  • switchgrass - Panicum virgatum
  • sycamore, American - Platanus occidentalis
  • tamarack - Larix laricina
  • teaberry, eastern (wintergreen) - Gaultheria procumbens
  • teasel - Dipsacus spp.
  • teasel, Fuller's - Dipsacus fullonum
  • thistle - Carduus spp.
  • thistle - Cirsium spp.
  • thistle, bull - Cirsium vulgare
  • thistle, Canada - Cirsium arvense
  • thistle, Russian - Salsola kali
  • three-awn - Aristida spp.
  • threeseed mercury - Acalypha spp.
  • tick-trefoil - Desmodium spp.
  • tickseed - Coreopsis spp.
  • timothy - Phleum pratense
  • tomato - Solanum lycopersicum
  • toothwort - Cardamine spp.
  • trailing-arbutus - Epigaea repens
  • tree tobacco - Nicotiana glauca
  • trumpet creeper - Campsis radicans
  • Turk's cap - Malvaviscus arboreus drummo
  • turkey bluejoint - Andropogon gerardi
  • twinflower - Linnaea borealis
  • vernalgrass, sweet - Anthroxanthum odoratum
  • vervain - Verbena spp.
  • vetch - Vicia spp.
  • vetch, American - Vicia americana
  • viburnum - Viburnum spp.
  • viburnum, little-leaf - Viburnum obovatum
  • viburnum, mapleleaf - Viburnum acerifolium
  • viburnum, rusty blackhaw - Viburnum rufidulum
  • viburnum,arrowwood - Viburnum dentatum/scabrellu
  • violet - Viola spp.
  • Virginia creeper - Parthenocissus quinquwfolia
  • Virginia wildrye - Elymus virginicus
  • walnut - Juglans spp.
  • walnut, black - Juglans nigra
  • water hyssop - Bacopa spp.
  • water-elm - Planeria aquatica
  • waterhemp - Amaranthus tuberculatus
  • waterlily - Nymphaea spp.
  • waterlily, banana - Nymphaea mexicana
  • watermelon - Citrullus lanatus
  • watermilfoil - Myriophyllum spp.
  • waternymph (naiad) - Najas spp.
  • waterprimrose (primrose-willow) - Ludwigia spp.
  • watershield - Brasenia schreberi
  • waterstarwort - Callitriche spp.
  • waterweed - Elodea spp.
  • waxmyrtle - Morella cerifera
  • weigela - Weigela spp.
  • wheat - Triticum spp.
  • wheatgrass - Elymus spp.
  • white-cedar, northern (arborvitae) - Thuja occidentalis
  • widgeongrass - Ruppia maritima
  • wild bergamot - Monarda spp.
  • wild celery - Apium graveolens
  • wild lettuce - Lactuca spp.
  • wild rice - Zizania spp.
  • willow - Salix spp.
  • willow, black - Salix nigra
  • willow, pussy - Salix discolor
  • windmillgrass - Chloris spp.
  • wineberry - Rubus phoenincolasius
  • winterberry, common - Ilex verticillata
  • wintercress - Barbarea spp.
  • wintergreen - Pyrola americana
  • wintergreen - Pyrola spp.
  • wiregrass - Aristida stricta
  • wisteria, Chinese - Wisteria sinensis
  • witch hazel, American - Hamamelis virginiana
  • wood sorrel - Oxalis spp.
  • woodfern - Dryopteris spp.
  • yarrow, common - Achillea millefolium
  • yaupon - Ilex vomitoria
  • yew - Taxus spp.
  • yew, Canada - Taxus candensis
  • zinnia - Zinnia spp.