Plants - Common Names

A note about Common Names
Common names of plants vary widely from region to region, from person to person, and from book to book.

There is also on this site a list of just the common names I have used to identify each species on this site (each species listed only once). CLICK HERE to go to that list.

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A

• Acacia, False (Robinia pseudoacacia)
• Acacia, Three-thorned (Gleditsia triacanthos)
• Aconite, Winter (Eranthis hyemalis)
• Adder's Mouth, Green (Malaxis unifolia)
• Adder's Tongue, Northern (Ophioglossum pusillum)
• Adder's Tongue, White (Erythronium albidum)
• Adder's Tongue, Yellow (Erythronium americanum)
• Agrimony, Many-flowered (Agrimonia parviflora)
• Agrimony, Small-flowered (Agrimonia parviflora)
• Agrimony, Tall (Agrimonia gryposepala)
• Agrimony, Tall Hairy (Agrimonia gryposepala)
• Alder, Black (Alnus glutinosa)
• Alder, Black (Ilex verticillata)
• Alder, Dwarf (Rhamnus alnifolia)
• Alder, European Black (Alnus glutinosa)
• Alder, Gray (Alnus incana)
• Alder, Green (Alnus viridis)
• Alder, Hoary (Alnus incana)
• Alder, Mountain (Alnus viridis)
• Alder, Speckled (Alnus incana)
• Alder, Tag (Alnus incana)
• Alexanders, Dark Purple (Angelica atropurpurea)
• Alexanders, Golden (Zizia aurea)
• Alyssum, Hoary (Berteroa incana)
• Amaranth, Green (Amaranthus retroflexus)
• Anemone, Canada (Anemone canadensis)
• Anemone, Long-fruited (Anemone cylindrica)
• Anemone, Long-headed (Anemone cylindrica)
• Anemone, Northern (Anemone parviflora)
• Anemone, Rue (Thalictrum thalictroides)
• Anemone, Small-flowered (Anemone parviflora)
• Anemone, Tall (Anemone virginiana)
• Anemone, Wood (Anemone quinquefolia)
• Angelica, Great (Angelica atropurpurea)
• Angelica, Purple-stemmed (Angelica atropurpurea)
• Apple, Common (Malus pumila)
• Apple, Domestic (Malus pumila)
• Apple, May (Podophyllum peltatum)
• Apple-of-Peru, Physalis-like (Nicandra physalodes)
• Arabis, Smooth (Borodinia laevigata)
• Arborvitae, Eastern (Thuja occidentalis)
• Arbutus, Trailing (Epigaea repens)
• Archangel, Yellow (Lamiastrum galeobdolon)
• Arrow Grass, Seaside (Triglochin maritima)
• Arrowgrass, Common Bog (Triglochin maritima)
• Arrowgrass, Marsh (Triglochin palustris)
• Arrowgrass, Seaside (Triglochin maritima)
• Arrowgrass, Slender Bog (Triglochin palustris)
• Arrowhead, Common (Sagittaria latifolia)
• Arrowwood, Downy (Viburnum rafinesquianum)
• Arrowwood, Northern (Viburnum recognitum)
• Arrowwood, Smooth (Viburnum recognitum)
• Arrowwood, Southern (Viburnum recognitum)
• Artichoke, Jerusalem (Helianthus tuberosus)
• Arum, Dragon (Arisaema dracontium)
• Arum, Water (Calla palustris)
• Ash, Black (Fraxinus nigra)
• Ash, Blue (Fraxinus quadrangulata)
• Ash, Cane (Fraxinus americana)
• Ash, Four-angled (Fraxinus quadrangulata)
• Ash, Green (Fraxinus pennsylvanica)
• Ash, Pumpkin (Fraxinus profunda)
• Ash, Red (Fraxinus pennsylvanica)
• Ash, White (Fraxinus americana)
• Asparagus, Garden (Asparagus officinalis)
• Aspen, Large-toothed (Populus grandidentata)
• Aspen, Trembling (Populus tremuloides)
• Asphodel, Sticky False (Triantha glutinosa)
• Aster, Amethyst (Symphyotrichum x amethystinum)
• Aster, Annual Salt Marsh (Symphyotrichum subulatum)
• Aster, Arrow-leaved (Symphyotrichum urophyllum)
• Aster, Azure (Symphyotrichum oolentangiense)
• Aster, Blue Wood (Symphyotrichum cordifolium)
• Aster, Bog (Oclemena nemoralis)
• Aster, Calico (Symphyotrichum lateriflorum)
• Aster, Ciliolate (Symphyotrichum ciliolatum)
• Aster, Common Blue Wood (Symphyotrichum cordifolium)
• Aster, Flat-topped (Doellingeria umbellata)
• Aster, Flat-topped White (Doellingeria umbellata)
• Aster, Fringed Blue (Symphyotrichum ciliolatum)
• Aster, Frost (Symphyotrichum pilosum)
• Aster, Frostweed (Symphyotrichum pilosum)
• Aster, Glaucous (Symphyotrichum laeve)
• Aster, Glossy-leaved (Symphyotrichum puniceum)
• Aster, Hairy White Old Field (Symphyotrichum pilosum)
• Aster, Heart-leaved (Eurybia divaricata)
• Aster, Heart-leaved (Symphyotrichum cordifolium)
• Aster, Heath (Symphyotrichum ericoides)
• Aster, Heath (Symphyotrichum pilosum)
• Aster, Heath White (Symphyotrichum ericoides)
• Aster, Lance-leaved (Symphyotrichum lanceolatum)
• Aster, Large-leaved (Eurybia macrophylla)
• Aster, Lindley's (Symphyotrichum ciliolatum)
• Aster, Many-flowered (Symphyotrichum ericoides)
• Aster, Mountain (Oclemena acuminata)
• Aster, New England (Symphyotrichum novae-angliae)
• Aster, Northern (Symphyotrichum boreale)
• Aster, Northern Bog (Symphyotrichum boreale)
• Aster, Old Field (Symphyotrichum pilosum)
• Aster, One-sided (Symphyotrichum lateriflorum)
• Aster, Ontario (Symphyotrichum ontarionis)
• Aster, Panicled (Symphyotrichum lanceolatum)
• Aster, Pringle's (Symphyotrichum pilosum)
• Aster, Purple-stemmed (Symphyotrichum puniceum)
• Aster, Rayless Annual (Symphyotrichum ciliatum)
• Aster, Rush (Symphyotrichum boreale)
• Aster, Sharp-leaved (Oclemena acuminata)
• Aster, Shreber's (Eurybia schreberi)
• Aster, Sky Blue (Symphyotrichum oolentangiense)
• Aster, Slender White (Symphyotrichum boreale)
• Aster, Small Salt Marsh (Symphyotrichum subulatum)
• Aster, Small White (Symphyotrichum lateriflorum)
• Aster, Smooth (Symphyotrichum laeve)
• Aster, Smooth Blue (Symphyotrichum laeve)
• Aster, Smooth-leaved (Symphyotrichum laeve)
• Aster, Starved (Symphyotrichum lateriflorum)
• Aster, Swamp (Symphyotrichum puniceum)
• Aster, Tufted White Prairie (Symphyotrichum ericoides)
• Aster, Umbellate (Doellingeria umbellata)
• Aster, Upland White (Solidago ptarmicoides)
• Aster, White Arrowleaf (Symphyotrichum urophyllum)
• Aster, White Panicle (Symphyotrichum lanceolatum)
• Aster, White Wood (Eurybia divaricata)
• Aster, White Woodland (Symphyotrichum lateriflorum)
• Aster, Whorled (Oclemena acuminata)
• Aster, Whorled Wood (Oclemena acuminata)
• Aster, Willow (Symphyotrichum praealtum)
• Aster, Wood (Oclemena nemoralis)
• Avens, Canada (Geum canadense)
• Avens, Catlings (Geum X catlingii)
• Avens, Common (Geum aleppicum)
• Avens, Early Water (Geum vernum)
• Avens, Purple (Geum rivale)
• Avens, Spring (Geum vernum)
• Avens, Three-flowered (Geum triflorum)
• Avens, Water (Geum rivale)
• Avens, White (Geum canadense)
• Avens, Wood (Geum urbanum)
• Avens, Yellow (Geum aleppicum)

B

• Balsam Apple, Wild (Echinocystis lobata)
• Balsam, Canada (Abies balsamea)
• Baneberry, Red (Actaea rubra)
• Baneberry, White (Actaea pachypoda)
• Barberry, Common (Berberis vulgaris)
• Barberry, European (Berberis vulgaris)
• Barberry, Japanese (Berberis thunbergii)
• Bartonia, Yellow (Bartonia virginica)
• Basil, Field (Clinopodium vulgare)
• Basil, Wild (Clinopodium vulgare)
• Bayberry, Northern (Morella pensylvanica)
• Beach Grass, American (Ammophila breviligulata)
• Beach Grass, Short-liguled (Ammophila breviligulata)
• Beach Heath, Woolly (Hudsonia tomentosa)
• Bean, Trailing Wild (Strophostyles helvola)
• Bearberry, Common (Arctostaphylos uva-ursi)
• Beard Grass, Prairie (Schizachyrium scoparium)
• Beardtongue, Foxglove (Penstemon digitalis)
• Beardtongue, Hairy (Penstemon hirsutus)
• Beardtongue, White (Penstemon digitalis)
• Bedstraw, Bog (Galium labradoricum)
• Bedstraw, Fragrant (Galium triflorum)
• Bedstraw, Labrador (Galium labradoricum)
• Bedstraw, Labrador Marsh (Galium labradoricum)
• Bedstraw, Lady's (Galium verum)
• Bedstraw, Purple (Galium latifolium)
• Bedstraw, Small (Galium trifidum)
• Bedstraw, Sweet-scented (Galium triflorum)
• Bedstraw, Three-cleft (Galium trifidum)
• Bedstraw, Yellow (Galium verum)
• Bee Balm, American (Monarda didyma)
• Beechdrops, False (Hypopitys monotropa)
• Beechdrops, Virginia (Epifagus virginiana)
• Beggarticks, Water (Bidens beckii)
• Bellflower, American (Campanula americana)
• Bellflower, Bedstraw (Campanula aparinoides)
• Bellflower, Bluebell (Campanula rotundifolia)
• Bellflower, Clustered (Campanula glomerata)
• Bellflower, Creeping (Campanula rapunculoides)
• Bellflower, Marsh (Campanula aparinoides)
• Bellflower, Tall (Campanula americana)
• Bellwort, Clasping (Triodanis perfoliata)
• Bellwort, Large-flowered (Uvularia grandiflora)
• Bellwort, Perfoliate (Uvularia perfoliata)
• Bellwort, Sessile-leaved (Uvularia sessilifolia)
• Bellwort, Wild (Uvularia sessilifolia)
• Bergamot, Wild (Monarda fistulosa)
• Betony, Canada Wood (Pedicularis canadensis)
• Betony, Head (Pedicularis canadensis)
• Betony, Wood (Pedicularis canadensis)
• Bindweed, Black (Fallopia convolvulus)
• Bindweed, Eurasian Black (Fallopia convolvulus)
• Bindweed, Field (Convolvulus arvensis)
• Bindweed, Hedge (Calystegia sepium)
• Bindweed, Low (Calystegia spithamaea)
• Bindweed, Low False (Calystegia spithamaea)
• Bindweed, Small (Convolvulus arvensis)
• Bindweed, Upright (Calystegia spithamaea)
• Birch, Black (Betula lenta)
• Birch, Canoe (Betula papyrifera)
• Birch, Cherry (Betula lenta)
• Birch, Dwarf (Betula pumila)
• Birch, European Weeping (Betula pendula)
• Birch, European White (Betula pendula)
• Birch, Gray (Betula populifolia)
• Birch, Paper (Betula papyrifera)
• Birch, Silver (Betula pendula)
• Birch, Swamp (Betula pumila)
• Birch, Sweet (Betula lenta)
• Birch, Weeping (Betula pendula)
• Birch, White (Betula papyrifera)
• Birch, Wire (Betula populifolia)
• Bird's Nest, Giant (Pterospora andromedea)
• Bishop's Cap, Naked (Mitella nuda)
• Bishop's Cap, Two-leaved (Mitella diphylla)
• Bistort, Alpine (Bistorta vivipara)
• Bladder Fern, Bulblet (Cystopteris bulbifera)
• Bladdernut, American (Staphylea trifolia)
• Bladderwort, Common (Utricularia vulgaris)
• Bladderwort, Flat-leaved (Utricularia intermedia)
• Bladderwort, Greater (Utricularia vulgaris)
• Bladderwort, Horned (Utricularia cornuta)
• Bladderwort, Humped (Utricularia gibba)
• Bladderwort, Intermediate (Utricularia intermedia)
• Bladderwort, Swollen-spurred (Utricularia gibba)
• Blanket Flower, Showy (Gaillardia pulchella)
• Blazing Star, Cylindric (Liatris cylindracea)
• Blazing Star, Dense (Liatris spicata)
• Blazing Star, Spiked (Liatris spicata)
• Bleeding Heart, Wild (Dicentra canadensis)
• Blephilia, Downy (Blephilia ciliata)
• Blue Curls, Forked (Trichostema dichotomum)
• Blue Flag, American (Iris versicolor)
• Blue Flag, Larger (Iris versicolor)
• Blue Flag, Multi-coloured (Iris versicolor)
• Blue Flag, Northern (Iris versicolor)
• Blue-eyed Grass, Common (Sisyrinchium montanum)
• Blue-eyed Grass, Little (Sisyrinchium montanum)
• Blue-eyed Grass, Little Common (Sisyrinchium montanum)
• Blue-eyed Grass, Montane (Sisyrinchium montanum)
• Blue-eyed Grass, Narrow-leaved (Sisyrinchium mucronatum)
• Blue-eyed Grass, Pointed (Sisyrinchium angustifolium)
• Blue-eyed Grass, Slender (Sisyrinchium mucronatum)
• Blue-eyed Grass, Stout (Sisyrinchium angustifolium)
• Blue-eyed Grass, White (Sisyrinchium albidum)
• Bluebells, Northern (Mertensia paniculata)
• Blueberry, Sourtop (Vaccinium myrtilloides)
• Blueberry, Velvetleaf (Vaccinium myrtilloides)
• Bluehearts, American (Buchnera americana)
• Bluestem, Big (Andropogon gerardii)
• Bluestem, Little (Schizachyrium scoparium)
• Boneset, Common (Eupatorium perfoliatum)
• Boneset, Purple (Eutrochium purpureum)
• Bower, Virgin's (Clematis virginiana)
• Bracken, Eastern (Pteridium aquilinum)
• Brome Grass, Prairie (Bromus kalmii)
• Brome, Kalm's (Bromus kalmii)
• Brome, Smooth (Bromus commutatus)
• Broom-rape, Naked (Orobanche uniflora)
• Broom-rape, One-flowered (Orobanche uniflora)
• Buckeye, Fetid (Aesculus glabra)
• Buckeye, Ohio (Aesculus glabra)
• Buckthorn, Alder (Frangula alnus)
• Buckthorn, Alder-leaved (Rhamnus alnifolia)
• Buckthorn, Common (Rhamnus cathartica)
• Buckthorn, European (Rhamnus cathartica)
• Buckthorn, Glossy (Frangula alnus)
• Buckwheat, Wild (Fallopia convolvulus)
• Bugloss, Sea (Mertensia maritima)
• Bur Reed, Floating (Sparganium fluctuans)
• Bur Reed, Lesser (Sparganium americanum)
• Bur Reed, Nuttall's (Sparganium americanum)
• Bur Reed, Three-square (Sparganium americanum)
• Bur Reed, Water (Sparganium fluctuans)
• Burdock, Common (Arctium minus)
• Burnet, Salad (Poterium sanguisorba)
• Burnet, Small (Poterium sanguisorba)
• Burning Bush, Winged (Euonymus alata)
• Bush Clover, Round-headed (Lespedeza capitata)
• Buttercup, Bristly (Ranunculus pensylvanicus)
• Buttercup, Celery-leaved (Ranunculus sceleratus)
• Buttercup, Cursed (Ranunculus sceleratus)
• Buttercup, Fig (Ficaria verna)
• Buttercup, Hispid (Ranunculus hispidus)
• Buttercup, Hooked (Ranunculus recurvatus)
• Buttercup, Kidney-leaved (Ranunculus abortivus)
• Buttercup, Small Yellow Water (Ranunculus gmelinii)
• Buttercup, Swamp (Ranunculus hispidus)
• Buttercup, White Water (Ranunculus aquatilis)
• Buttonbush, Common (Cephalanthus occidentalis)
• Buttonbush, Eastern (Cephalanthus occidentalis)

C

• Cactus, Compressed (Opuntia humifusa)
• Cactus, Prickly Pear (Opuntia humifusa)
• Calamint, Limestone (Clinopodium arkansanum)
• Calamint, Low (Clinopodium arkansanum)
• Calamint, Ozark (Clinopodium arkansanum)
• Calamint, Wild (Clinopodium arkansanum)
• Calla, Wild (Calla palustris)
• Campion, Bladder (Silene vulgaris)
• Campion, Bladder (Silene latifolia)
• Campion, Red (Lychnis dioica)
• Campion, White (Silene latifolia)
• Cancer Root, American (Conopholis americana)
• Cancerroot, One-flowered (Orobanche uniflora)
• Cancerwort, Roundleaf (Kickxia spuria)
• Cancerwort, Sharpleaf (Kickxia elatine)
• Candles, Swamp (Lysimachia terrestris)
• Cardinal Flower, Blue (Lobelia siphilitica)
• Carrion Flower, Common (Smilax lasioneura)
• Carrion Flower, Hairy-nerved (Smilax lasioneura)
• Carrion Flower, Herbaceous (Smilax herbacea)
• Carrion Flower, Illinois (Smilax illinoensis)
• Carrot, Wild (Daucus carota)
• Cat's-foot, Field (Antennaria neglecta)
• Catchfly, Night-flowering (Silene noctiflora)
• Catchfly, Wide-leaved Bladder (Silene latifolia)
• Cattail, Broad-leaved (Typha latifolia)
• Cattail, Common (Typha latifolia)
• Cattail, Narrow-leaved (Typha angustifolia)
• Cedar, Eastern Red (Juniperus virginiana)
• Cedar, Eastern White (Thuja occidentalis)
• Cedar, Northern White (Thuja occidentalis)
• Cedar, Red (Juniperus virginiana)
• Celandine, Greater (Chelidonium majus)
• Celandine, Lesser (Ficaria verna)
• Centaury, Branched (Centaurium pulchellum)
• Centaury, Branching (Centaurium pulchellum)
• Centaury, Common (Centaurium erythraea)
• Centaury, Erythraea-like (Centaurium erythraea)
• Centaury, European (Centaurium erythraea)
• Centaury, Lesser (Centaurium pulchellum)
• Cherry, Choke (Prunus virginiana)
• Cherry, Dwarf (Prunus pumila)
• Cherry, Red Choke (Prunus virginiana)
• Cherry, Sand (Prunus pumila)
• Chervil, Wild (Anthriscus sylvestris)
• Chess, Upright (Bromus commutatus)
• Chess, Wild (Bromus kalmii)
• Chestnut, American (Castanea dentata)
• Chestnut, Toothed (Castanea dentata)
• Chickweed, Field (Cerastium arvense)
• Chickweed, Larger Mouse-ear (Cerastium fontanum)
• Chickweed, Meadow (Cerastium arvense)
• Chickweed, Mouse-ear (Cerastium fontanum)
• Chives, Wild (Allium schoenoprasum)
• Chokeberry, Black (Aronia melanocarpa)
• Chokeberry, Black-seeded (Aronia melanocarpa)
• Chokecherry, Eastern (Prunus virginiana)
• Chokecherry, Red (Prunus virginiana)
• Cicely, Smoother Sweet (Osmorhiza longistylis)
• Cicely, Sweet (Osmorhiza claytonii)
• Cicely, Woolly Sweet (Osmorhiza claytonii)
• Cinquefoil, Common (Potentilla simplex)
• Cinquefoil, Old Field (Potentilla simplex)
• Cinquefoil, Prairie (Drymocallis arguta)
• Cinquefoil, Shrubby (Dasiphora fruticosa)
• Cinquefoil, Silvery (Potentilla anserina)
• Cinquefoil, Tall (Drymocallis arguta)
• Cinquefoil, Three-leaved (Sibbaldia tridentata)
• Cinquefoil, Three-toothed (Sibbaldia tridentata)
• Clammyweed, Roughseed (Polanisia dodecandra)
• Clearweed, Dwarf (Pilea pumila)
• Clearweed, Wood (Pilea pumila)
• Cliffbrake, Purple (Pellaea atropurpurea)
• Cliffbrake, Purple-stemmed (Pellaea atropurpurea)
• Cliffbrake, Slender (Cryptogramma stelleri)
• Cliffbrake, Smooth (Pellaea glabella)
• Clintonia, Yellow (Clintonia borealis)
• Clover, Purple Prairie (Dalea purpurea)
• Cockle, Sticky (Silene noctiflora)
• Cockle, White (Silene latifolia)
• Coffee Tree, Kentucky (Gymnocladus dioicus)
• Coffee, Wild (Triosteum perfoliatum)
• Coffee, Wild (Triosteum aurantiacum)
• Cohosh, Blue (Caulophyllum giganteum)
• Cohosh, Blue (Caulophyllum thalictroides)
• Cohosh, Green-flowered Blue (Caulophyllum thalictroides)
• Cohosh, Purple-flowered Blue (Caulophyllum giganteum)
• Colicroot, Northern White (Aletris farinosa)
• Coltsfoot, Arctic Sweet (Petasites frigidus)
• Coltsfoot, Northern Sweet (Petasites frigidus)
• Coltsfoot, Sweet (Petasites frigidus)
• Columbine, Wild (Aquilegia canadensis)
• Columbo, American (Frasera caroliniensis)
• Coneflower, Cut-leaved (Rudbeckia laciniata)
• Coneflower, Gray-headed (Ratibida pinnata)
• Coneflower, Green-headed (Rudbeckia laciniata)
• Coneflower, Pale Purple (Echinacea pallida)
• Coneflower, Pinnate Prairie (Ratibida pinnata)
• Coneflower, Purple (Echinacea purpurea)
• Coneflower, Tall (Rudbeckia laciniata)
• Coontail, Common (Ceratophyllum demersum)
• Coralroot, Early (Corallorhiza trifida)
• Coralroot, Large (Corallorhiza maculata)
• Coralroot, Northern (Corallorhiza trifida)
• Coralroot, Spotted (Corallorhiza maculata)
• Coralroot, Striped (Corallorhiza striata)
• Coralroot, Three-parted (Corallorhiza trifida)
• Coralroot, Yellow (Corallorhiza trifida)
• Cord Grass, Fresh Water (Spartina pectinata)
• Cord Grass, Tall (Spartina pectinata)
• Coreopsis, Tall (Coreopsis tripteris)
• Corn, Squirrel (Dicentra canadensis)
• Cornel, Dwarf (Cornus canadensis)
• Cornel, Red Osier (Cornus stolonifera)
• Corydalis, Golden (Corydalis aurea)
• Corydalis, Yellow (Corydalis flavula)
• Cowbane, Spotted (Cicuta maculata)
• Cowwheat, Narrowleaf (Melampyrum lineare)
• Cranberry, American (Vaccinium macrocarpon)
• Cranberry, European (Vaccinium oxycoccos)
• Cranberry, Large (Vaccinium macrocarpon)
• Cranberry, Small (Vaccinium oxycoccos)
• Cranesbill, Bicknell's (Geranium bicknellii)
• Cranesbill, Spotted (Geranium maculatum)
• Creeper, Trumpet (Campsis radicans)
• Creeper, Virginia (Parthenocissus quinquefolia)
• Cress, Common Winter (Barbarea vulgaris)
• Cress, Dock (Lapsana communis)
• Cress, Hairy Bitter (Cardamine hirsuta)
• Cress, Hairy Rock (Arabis hirsuta)
• Cress, Lyre-leaved Rock (Arabidopsis lyrata)
• Cress, Mouse Ear (Arabidopsis thaliana)
• Cress, Purple (Cardamine douglassii)
• Cress, Smooth Rock (Borodinia laevigata)
• Cress, Spring (Cardamine bulbosa)
• Crocus, Dutch (Crocus vernus)
• Crowfoot, Bristly (Ranunculus pensylvanicus)
• Crowfoot, Cursed (Ranunculus sceleratus)
• Crowfoot, Hooked (Ranunculus recurvatus)
• Crowfoot, Rough (Ranunculus recurvatus)
• Crowfoot, Small Yellow Water (Ranunculus gmelinii)
• Crowfoot, Small-flowered (Ranunculus abortivus)
• Crowfoot, White Water (Ranunculus aquatilis)
• Cucumber Root, Indian (Medeola virginiana)
• Cucumber, Indian (Medeola virginiana)
• Cucumber, One-seeded Bur (Sicyos angulatus)
• Cucumber, Prickly (Echinocystis lobata)
• Cucumber, Wild (Echinocystis lobata)
• Culver's Root, Beaumont's (Veronicastrum virginicum)
• Culver's Root, Virginia (Veronicastrum virginicum)
• Currant, American Black (Ribes americanum)
• Currant, Hudson Bay Currant (Ribes hudsonianum)
• Currant, Northern Wild Black (Ribes hudsonianum)
• Currant, Wild Black (Ribes americanum)
• Cyperus, River (Cyperus bipartitus)
• Cystopteris, Bulblet (Cystopteris bulbifera)

D

• Daisy, English (Bellis perennis)
• Daisy, Garden (Bellis perennis)
• Daisy, Lakeside (Tetraneuris herbacea)
• Daisy, Oxeye (Leucanthemum vulgare)
• Dandelion, Common (Taraxacum officinale)
• Disporum, Hairy (Prosartes lanuginosa)
• Dock, British (Rumex britannica)
• Dock, Great Water (Rumex britannica)
• Dock, Greater Water (Rumex britannica)
• Dock, Prairie (Silphium terebinthinaceum)
• Dock, Water (Rumex britannica)
• Dogwood, Alternate-leaved (Cornus alternifolia)
• Dogwood, Bunchberry (Cornus canadensis)
• Dogwood, Eastern Flowering (Cornus florida)
• Dogwood, Flowering (Cornus florida)
• Dogwood, Gray (Cornus racemosa)
• Dogwood, Grey (Cornus racemosa)
• Dogwood, Pagoda (Cornus alternifolia)
• Dogwood, Poison (Toxicodendron vernix)
• Dogwood, Red Osier (Cornus stolonifera)
• Dogwood, Silky (Cornus obliqua)
• Dropseed, Sand (Sporobolus cryptandrus)
• Duckweed, Common (Lemna minor)
• Duckweed, Lesser (Lemna minor)

E

• Echinacea, Pale (Echinacea pallida)
• Elder, American (Sambucus nigra)
• Elder, Box (Acer negundo)
• Elder, Common (Sambucus nigra)
• Elder, Red-berried (Sambucus racemosa)
• Elderberry, Black (Sambucus nigra)
• Elderberry, Canada (Sambucus nigra)
• Elderberry, Common (Sambucus nigra)
• Elderberry, Poison (Toxicodendron vernix)
• Elderberry, Red-berried (Sambucus racemosa)
• Euonymus, Winged (Euonymus alata)

F

• Fairy Bells, Yellow (Prosartes lanuginosa)
• Fawnlily, White (Erythronium albidum)
• Fern, American Hart's Tongue (Asplenium scolopendrium)
• Fern, American Shield (Dryopteris intermedia)
• Fern, Bead (Onoclea sensibilis)
• Fern, Bracken (Pteridium aquilinum)
• Fern, Braun's Holly (Polystichum braunii)
• Fern, Broad Beech (Phegopteris hexagonoptera)
• Fern, Bulblet (Cystopteris bulbifera)
• Fern, Christmas (Polystichum acrostichoides)
• Fern, Cinnamon (Osmundastrum cinnamomeum)
• Fern, Clayton's (Osmunda claytoniana)
• Fern, Clinton's (Dryopteris clintoniana)
• Fern, Clinton's Wood (Dryopteris clintoniana)
• Fern, Common Wood (Dryopteris intermedia)
• Fern, Crested Shield (Dryopteris cristata)
• Fern, Crested Wood (Dryopteris cristata)
• Fern, Cut-leaved Grape (Sceptridium dissectum)
• Fern, Daisy Leaf Grape (Botrychium matricariifolium)
• Fern, Dissected Grape (Sceptridium dissectum)
• Fern, Evergreen Wood (Dryopteris intermedia)
• Fern, Flowering (Osmunda regalis)
• Fern, Fragile (Cystopteris fragilis)
• Fern, Fragile Bladder (Cystopteris fragilis)
• Fern, Glade (Homalosorus pycnocarpos)
• Fern, Goldie's (Dryopteris goldiana)
• Fern, Goldie's Wood (Dryopteris goldiana)
• Fern, Hart's Tongue (Asplenium scolopendrium)
• Fern, Intermediate Wood (Dryopteris intermedia)
• Fern, Interrupted (Osmunda claytoniana)
• Fern, Lady (Athyrium filix-femina)
• Fern, Leathery Grape (Sceptridium multifidum)
• Fern, Limestone Oak (Gymnocarpium robertianum)
• Fern, Long Beech (Phegopteris connectilis)
• Fern, Mackay's Bladder (Cystopteris tenuis)
• Fern, Mackay's Brittle (Cystopteris tenuis)
• Fern, Mackay's Fragile (Cystopteris tenuis)
• Fern, Maidenhair (Adiantum pedatum)
• Fern, Male (Dryopteris filix-mas)
• Fern, Marginal Shield (Dryopteris marginalis)
• Fern, Marginal Wood (Dryopteris marginalis)
• Fern, Marsh (Thelypteris palustris)
• Fern, Marsh Shield (Thelypteris palustris)
• Fern, Metricary Grape (Botrychium matricariifolium)
• Fern, Narrow-leaved Glade (Homalosorus pycnocarpos)
• Fern, New York (Thelypteris noveboracensis)
• Fern, Northern Beech (Phegopteris connectilis)
• Fern, Northern Holly (Polystichum lonchitis)
• Fern, Northern Lady (Athyrium filix-femina)
• Fern, Northern Maidenhair (Adiantum pedatum)
• Fern, Northern Oak (Gymnocarpium dryopteris)
• Fern, Oak (Gymnocarpium dryopteris)
• Fern, Ostrich (Matteuccia struthiopteris)
• Fern, Prickly Shield (Polystichum braunii)
• Fern, Rattlesnake (Botrypus virginianus)
• Fern, Regal (Osmunda regalis)
• Fern, Robert's (Gymnocarpium robertianum)
• Fern, Rock Cap (Polypodium virginianum)
• Fern, Rock Polypody (Polypodium virginianum)
• Fern, Royal (Osmunda regalis)
• Fern, Scented Oak (Gymnocarpium robertianum)
• Fern, Sensitive (Onoclea sensibilis)
• Fern, Silvery Glade (Deparia acrostichoides)
• Fern, Smooth Cliff (Woodsia glabella)
• Fern, Spinulose Shield (Dryopteris carthusiana)
• Fern, Spinulose Wood (Dryopteris carthusiana)
• Fern, Ternate Grape (Sceptridium dissectum)
• Fern, Toothed Wood (Dryopteris carthusiana)
• Fern, Virginia Chain (Woodwardia virginica)
• Fern, Virginia Grape (Botrypus virginianus)
• Fern, Walking (Asplenium rhizophyllum)
• Figwort, Maryland (Scrophularia marilandica)
• Fir, Balsam (Abies balsamea)
• Fir, Scotch (Pinus sylvestris)
• Five-finger, Decumbent (Potentilla simplex)
• Flag, Sword (Iris pseudacorus)
• Flag, Water (Iris versicolor)
• Fleabane, Poor Robin (Erigeron pulchellus)
• Fluellin, Female (Kickxia spuria)
• Fluvellin, Sharpoint (Kickxia elatine)
• Frog-bit, Eurpoean (Hydrocharis morsus-ranae)

G

• Gaillardia, Showy (Gaillardia pulchella)
• Gale, Fern (Comptonia peregrina)
• Gentian, American Spurred (Halenia deflexa)
• Gentian, Lesser Fringed (Gentianopsis virgata)
• Gentian, Narrow-leaved (Gentiana linearis)
• Gentian, Narrowleaf (Gentiana linearis)
• Gentian, Orange-fruited Horse (Triosteum aurantiacum)
• Gentian, Smaller Fringed (Gentianopsis virgata)
• Gentian, Spurred (Halenia deflexa)
• Geranium, Bicknell's (Geranium bicknellii)
• Geranium, Robert's (Geranium robertianum)
• Geranium, Rock (Heuchera americana)
• Geranium, Spotted (Geranium maculatum)
• Geranium, Wild (Geranium maculatum)
• Ginger, Indian (Asarum canadense)
• Ginger, Wild (Asarum canadense)
• Ginseng, Dwarf (Panax trifolius)
• Ginseng, Five-leaved (Panax quinquefolius)
• Goat's Beard, False (Sorbaria sorbifolia)
• Goldenrod, Atlantic (Solidago arguta)
• Goldenrod, Blue-stem (Solidago caesia)
• Goldenrod, Blue-stemmed (Solidago caesia)
• Goldenrod, Bog (Solidago uliginosa)
• Goldenrod, Broad-leaved (Solidago flexicaulis)
• Goldenrod, Canada (Solidago canadensis)
• Goldenrod, Cut-leaved (Solidago arguta)
• Goldenrod, Early (Solidago juncea)
• Goldenrod, Evergreen (Solidago sempervirens)
• Goldenrod, Flat Top (Euthamia graminifolia)
• Goldenrod, Flat-topped Bushy (Euthamia graminifolia)
• Goldenrod, Giant (Solidago gigantea)
• Goldenrod, Grass-leaved (Euthamia graminifolia)
• Goldenrod, Gray (Solidago nemoralis)
• Goldenrod, Gray-stemmed (Solidago nemoralis)
• Goldenrod, Grey (Solidago nemoralis)
• Goldenrod, Hairy (Solidago hispida)
• Goldenrod, Hard-leaved (Solidago rigida)
• Goldenrod, Houghton's (Solidago houghtonii)
• Goldenrod, Lance-leaved (Euthamia graminifolia)
• Goldenrod, Late (Solidago altissima)
• Goldenrod, Late (Solidago gigantea)
• Goldenrod, Marsh (Solidago uliginosa)
• Goldenrod, Noble (Solidago speciosa)
• Goldenrod, Ohio (Solidago ohioensis)
• Goldenrod, Rigid (Solidago rigida)
• Goldenrod, Rock (Solidago canadensis)
• Goldenrod, Rough (Solidago rugosa)
• Goldenrod, Rough-leaved (Solidago patula)
• Goldenrod, Rough-stemmed (Solidago rugosa)
• Goldenrod, Rugged (Solidago squarrosa)
• Goldenrod, Seaside (Solidago sempervirens)
• Goldenrod, Sharp-leaved (Solidago arguta)
• Goldenrod, Sharp-toothed (Solidago juncea)
• Goldenrod, Showy (Solidago speciosa)
• Goldenrod, Smooth (Solidago gigantea)
• Goldenrod, Spreading (Solidago patula)
• Goldenrod, Stiff (Solidago rigida)
• Goldenrod, Stiff-leaved (Solidago rigida)
• Goldenrod, Stout (Solidago squarrosa)
• Goldenrod, Stout Ragged (Solidago squarrosa)
• Goldenrod, Tall (Solidago gigantea)
• Goldenrod, Tall (Solidago altissima)
• Goldenrod, Tall Hairy (Solidago rugosa)
• Goldenrod, Upland (Solidago hispida)
• Goldenrod, White (Solidago bicolor)
• Goldenrod, Wood (Solidago nemoralis)
• Goldenrod, Wreath (Solidago caesia)
• Goldenrod, Wrinkleleaf (Solidago rugosa)
• Goldenrod, Zigzag (Solidago flexicaulis)
• Gooseberry, Bristly Wild (Ribes oxyacanthoides)
• Gooseberry, Low Wild (Ribes hirtellum)
• Gooseberry, Northern (Ribes oxyacanthoides)
• Gooseberry, Pasture (Ribes cynosbati)
• Gooseberry, Prickly (Ribes cynosbati)
• Gooseberry, Smooth (Ribes hirtellum)
• Gooseberry, Wild (Ribes hirtellum)
• Goosefoot, White (Chenopodium album)
• Gramma, Side Oats (Bouteloua curtipendula)
• Grass, Black-fruited Mountain Rice (Patis racemosa)
• Grass, Black-fruited Rice (Patis racemosa)
• Grass, Black-seed Mountain Rice (Patis racemosa)
• Grass, Black-seed Rice (Patis racemosa)
• Grass, Bottle-brush (Elymus hystrix)
• Grass, Finger (Digitaria sanguinalis)
• Grass, Hairy Crab (Digitaria sanguinalis)
• Grass, Indian (Anthoxanthum hirtum)
• Grass, Large Crab (Digitaria sanguinalis)
• Grass, Marram (Ammophila breviligulata)
• Grass, Old Switch Panic (Panicum virgatum)
• Grass, Smelly Vanilla (Anthoxanthum hirtum)
• Grass, Spreading Bottle-brush (Elymus hystrix)
• Grass, Sweet (Anthoxanthum hirtum)
• Grass, Switch (Panicum virgatum)
• Grass, Typical Panic (Panicum virgatum)
• Grass-of-Parnassus, American (Parnassia glauca)
• Grass-of-Parnassus, Blue-green (Parnassia glauca)
• Grass-of-Parnassus, Fen (Parnassia glauca)
• Gromwell, Carolina (Lithospermum caroliniense)
• Ground Cherry, Clammy (Physalis heterophylla)
• Ground Cherry, Smooth (Physalis longifolia)
• Groundsel, Platte (Packera plattensis)

H

• Hairgrass, Crested (Koeleria macrantha)
• Hazel, Common Witch (Hamamelis virginiana)
• Hazel, Witch (Hamamelis virginiana)
• Heather, False (Hudsonia tomentosa)
• Hedge Parsley, Erect (Torilis japonica)
• Hedge Parsley, Japanese (Torilis japonica)
• Hedge Parsley, Upright (Torilis japonica)
• Hellebore, Bastard (Epipactis helleborine)
• Hellebore, Winter (Eranthis hyemalis)
• Helleborine, Broadleaf (Epipactis helleborine)
• Helleborine, Common (Epipactis helleborine)
• Hemlock, Bulb-bearing Water (Cicuta bulbifera)
• Hemlock, Bulblet-bearing Water (Cicuta bulbifera)
• Hemlock, Bulbous Water (Cicuta bulbifera)
• Hemlock, Eastern (Tsuga canadensis)
• Hemlock, Ground (Taxus canadensis)
• Hemlock, Poison (Conium maculatum)
• Hemlock, Spotted Water (Cicuta maculata)
• Hemlock, Water (Cicuta maculata)
• Hepatica, Round-lobed (Anemone americana)
• Hepatica, Sharp-lobed (Anemone acutiloba)
• Hickory, Big Shagbark (Carya laciniosa)
• Hickory, Big Shellbark (Carya laciniosa)
• Hickory, Bitternut (Carya cordiformis)
• Hickory, Shellbark (Carya laciniosa)
• Hickory, Swamp (Carya cordiformis)
• Hogweed, Little (Portulaca oleracea)
• Holly, Common Mountain (Ilex mucronata)
• Holly, Mountain (Ilex mucronata)
• Honeysuckle, American Fly (Lonicera canadensis)
• Honeysuckle, Bush (Diervilla lonicera)
• Honeysuckle, Canada Fly (Lonicera canadensis)
• Horsechestnut, Common (Aesculus hippocastanum)
• Horsemint, Dotted (Monarda punctata)
• Horsemint, Spotted (Monarda punctata)
• Horsemint, Wild (Monarda fistulosa)
• Hound's Tongue, Common (Cynoglossum officinale)
• Huckleberry, Velvetleaf (Vaccinium myrtilloides)
• Hyacinth, Common Grape (Muscari botryoides)
• Hyacinth, Grape (Muscari botryoides)
• Hyssop, Catnip Giant (Agastache nepetoides)
• Hyssop, Yellow Giant (Agastache nepetoides)

I

• Indian Pipe, One-flowered (Monotropa uniflora)
• Indigo, Desert False (Amorpha fruticosa)
• Indigo, False (Amorpha fruticosa)
• Indigo, Shrubby False (Amorpha fruticosa)
• Iris, Blue Flag (Iris versicolor)
• Iris, Dwarf Lake (Iris lacustris)
• Iris, Yellow (Iris pseudacorus)
• Ironweed, Tall (Vernonia gigantea)
• Ivy, Climbing Poison (Toxicodendron rydbergii)
• Ivy, Ground (Glechoma hederacea)
• Ivy, Poison (Toxicodendron rydbergii)

J

• Jack-in-the-Pulpit, Small (Arisaema triphyllum)
• Jarvil, Sweet (Osmorhiza claytonii)
• Jewelweed, Pale (Impatiens pallida)
• Joe Pye Weed, Purple (Eutrochium purpureum)
• Joe Pye Weed, Spotted (Eutrochium maculatum)
• Joe Pye Weed, Sweet-scented (Eutrochium purpureum)
• Jointweed, Coast (Polygonum articulatum)
• Jointweed, Northern (Polygonum articulatum)
• Jointweed, Sand (Polygonum articulatum)
• Juneberry, Bartram's (Amelanchier bartramiana)
• Juneberry, Downy (Amelanchier arborea)
• Juneberry, Mountain (Amelanchier bartramiana)
• Juneberry, Oblong-fruited (Amelanchier bartramiana)
• Juneberry, Swamp (Amelanchier canadensis)
• Junegrass, Prairie (Koeleria macrantha)
• Juniper, Eastern (Juniperus virginiana)
• Juniper, Red (Juniperus virginiana)

K

• Knotweed, Japanese (Fallopia japonica)
• Knotweed, Virginia (Persicaria virginiana)

L

• Ladies' Tresses, Drooping (Spiranthes cernua)
• Ladies' Tresses, Great Plains (Spiranthes magnicamporum)
• Ladies' Tresses, Hooded (Spiranthes romanzoffiana)
• Ladies' Tresses, Nodding (Spiranthes cernua)
• Ladies' Tresses, Northern Slender (Spiranthes lacera)
• Ladies' Tresses, Prairie (Spiranthes magnicamporum)
• Ladies' Tresses, Shining (Spiranthes lucida)
• Ladies' Tresses, Shiny (Spiranthes lucida)
• Ladies' Tresses, Wide-leaved (Spiranthes lucida)
• Lady's Slipper, Hybrid (Cypripedium parviflorum X C. candidum)
• Lady's Slipper, Large Yellow (Cypripedium parviflorum var pubescens)
• Lady's Slipper, Larger Yellow (Cypripedium parviflorum var pubescens)
• Lady's Slipper, Lesser Yellow (Cypripedium parviflorum var makasin)
• Lady's Slipper, Pink (Cypripedium acaule)
• Lady's Slipper, Queen (Cypripedium reginae)
• Lady's Slipper, Ram's Head (Cypripedium arietinum)
• Lady's Slipper, Showy (Cypripedium reginae)
• Lady's Slipper, Small White (Cypripedium candidum)
• Lady's Slipper, Small Yellow (Cypripedium parviflorum var makasin)
• Lady's Slipper, Smaller Yellow (Cypripedium parviflorum var makasin)
• Lady's Slipper, Stemless (Cypripedium acaule)
• Larch, Alaska (Larix laricina)
• Larch, American (Larix laricina)
• Larch, Eastern (Larix laricina)
• Larch, European (Larix decidua)
• Leatherleaf, Calyxed (Chamaedaphne calyculata)
• Leek, Wild (Allium tricoccum)
• Lettuce, Glaucous White (Nabalus racemosus)
• Lettuce, Tall White (Nabalus altissimus)
• Lettuce, White (Nabalus albus)
• Lilac, Common (Syringa vulgaris)
• Lily, Bluebead (Clintonia borealis)
• Lily, Corn (Clintonia borealis)
• Lily, Flag (Iris versicolor)
• Lily, Grass (Ornithogalum umbellatum)
• Lily, Michigan (Lilium michiganense)
• Lily, Red (Lilium philadelphicum)
• Lily, Snake (Iris versicolor)
• Lily, Trout (Erythronium americanum)
• Lily, White Trout (Erythronium albidum)
• Lily, Wild Lent (Narcissus pseudonarcissus)
• Lily, Wood (Lilium philadelphicum)
• Lily-of-the-Valley, False (Maianthemum canadense)
• Lily-of-the-Valley, Wild (Maianthemum canadense)
• Lily-of-the-Valley, Wild (Maianthemum stellatum)
• Linden, American (Tilia americana)
• Liverleaf, American (Anemone americana)
• Liverleaf, Round-lobed (Anemone americana)
• Liverleaf, Sharp-lobed (Anemone acutiloba)
• Lobelia, Great (Lobelia siphilitica)
• Locust, Black (Robinia pseudoacacia)
• Locust, Honey (Gleditsia triacanthos)
• Locust, Thorny (Gleditsia triacanthos)
• Looking-glass, Venus's (Triodanis perfoliata)
• Loosestrife, Earth (Lysimachia terrestris)
• Loosestrife, Four-flowered (Lysimachia quadriflora)
• Loosestrife, Four-flowered Yellow (Lysimachia quadriflora)
• Loosestrife, Four-leaved (Lysimachia quadrifolia)
• Loosestrife, Fringed (Lysimachia ciliata)
• Loosestrife, Prairie (Lysimachia quadriflora)
• Loosestrife, Purple (Lythrum salicaria)
• Loosestrife, Spiked (Lythrum salicaria)
• Loosestrife, Swamp (Decodon verticillatus)
• Loosestrife, Tufted (Lysimachia thyrsiflora)
• Loosestrife, Whorled (Lysimachia quadrifolia)
• Loosestrife, Whorled Yellow (Lysimachia quadrifolia)
• Loosestrife, Yellow (Lysimachia terrestris)
• Lopseed, Slender-spiked (Phryma leptostachya)
• Lungwort, Sea (Mertensia maritima)
• Lungwort, Tall (Mertensia paniculata)
• Lupine, Perennial (Lupinus perennis)
• Lupine, Wild (Lupinus perennis)
• Lychnis, Evening (Silene latifolia)

M

• Magnolia, Cucumber (Magnolia acuminata)
• Mallow, Indian (Abutilon theophrasti)
• Mandarin, Rose (Streptopus lanceolatus)
• Mandarin, Yellow (Prosartes lanuginosa)
• Maple, Black (Acer nigrum)
• Maple, Black Sugar (Acer nigrum)
• Maple, Hard (Acer saccharum)
• Maple, Manitoba (Acer negundo)
• Maple, Norway (Acer platanoides)
• Maple, Rock (Acer saccharum)
• Maple, Sugar (Acer saccharum)
• Marigold, Beck's Water (Bidens beckii)
• Marigold, Marsh (Caltha palustris)
• Marigold, Water (Bidens beckii)
• Marigold, Yellow Marsh (Caltha palustris)
• Mayflower, Canada (Maianthemum canadense)
• Mayflower, Creeping (Epigaea repens)
• Meadow Beauty, Common (Rhexia virginica)
• Meadow Parsnip, Golden (Zizia aurea)
• Meadow Rue, Early (Thalictrum dioicum)
• Medick, Black (Medicago lupulina)
• Medick, Hop (Medicago lupulina)
• Mermaid, False (Floerkea proserpinacoides)
• Mermaid, Proserpinca-like (Floerkea proserpinacoides)
• Mermaidweed, False (Floerkea proserpinacoides)
• Mesquite Grass, Tall (Bouteloua curtipendula)
• Mignonette, Wild (Reseda lutea)
• Mignonette, Yellow (Reseda lutea)
• Mignonette, Yellow Cut-leaved (Reseda lutea)
• Mignonette, Yellow Upright (Reseda lutea)
• Milkvetch, Canada (Astragalus canadensis)
• Milkweed, Butterfly (Asclepias tuberosa)
• Milkweed, Common (Asclepias syriaca)
• Milkweed, Poke (Asclepias exaltata)
• Milkweed, Purple (Asclepias purpurascens)
• Milkweed, Swamp (Asclepias incarnata)
• Milkweed, Whorled (Asclepias verticillata)
• Milkwort, Fringed (Polygaloides paucifolia)
• Mint, Arkansas (Clinopodium arkansanum)
• Mint, Downy Wood (Blephilia ciliata)
• Miterwort, Coolwort (Mitella diphylla)
• Miterwort, Naked (Mitella nuda)
• Mitrewort, False (Tiarella cordifolia)
• Mitrewort, Heart-leaved False (Tiarella cordifolia)
• Moccasin Flower, Pink (Cypripedium acaule)
• Monkey Flower, Square-stemmed (Mimulus ringens)
• Moonseed, Canada (Menispermum canadense)
• Moonseed, Common (Menispermum canadense)
• Moonwort, Cut-leaved (Sceptridium dissectum)
• Moonwort, Daisy Leaf (Botrychium matricariifolium)
• Moonwort, Mingan (Botrychium minganense)
• Mountain Avens, Entire-leaved (Dryas integrifolia)
• Mountain Avens, White (Dryas integrifolia)
• Mountain Mint, Hairy (Pycnanthemum verticillatum)
• Mountain Mint, Virginia (Pycnanthemum virginianum)
• Mouth, Dragon's (Arethusa bulbosa)
• Mullein, Black (Verbascum nigrum)
• Mullein, Common (Verbascum thapsus)
• Mullein, Dark (Verbascum nigrum)
• Mullein, Moth (Verbascum blattaria)
• Mustard, Garlic (Alliaria petiolata)

N

• Nightshade, Broadleaf Enchanter's (Circaea canadensis)
• Nightshade, Broadleaved Enchanter's (Circaea canadensis)
• Nightshade, Canada Enchanter's (Circaea canadensis)
• Nightshade, Enchanter's (Circaea canadensis)
• Nightshade, Yellowish Enchanter's (Circaea canadensis)

O

• Oak, Chinkapin (Quercus muehlenbergii)
• Oak, Chinquapin (Quercus muehlenbergii)
• Oak, Dwarf Chestnut (Quercus prinoides)
• Oak, Dwarf Chinquapin (Quercus prinoides)
• Oak, Hill's (Quercus ellipsoidalis)
• Oak, Northern Pin (Quercus ellipsoidalis)
• Oak, Shumard (Quercus shumardii)
• Oak, Swamp Red (Quercus shumardii)
• Oak, Yellow (Quercus muehlenbergii)
• Oak, Yellow Chestnut (Quercus muehlenbergii)
• Oats, Wild (Uvularia perfoliata)
• Oats, Wild (Uvularia sessilifolia)
• Olive, Autumn (Elaeagnus umbellata)
• Olive, Russian (Elaeagnus umbellata)
• Onion, Nodding (Allium cernuum)
• Onion, Nodding Wild (Allium cernuum)
• Orchid, Alaska (Platanthera unalascensis)
• Orchid, Blunt Leaf Rein (Platanthera obtusata)
• Orchid, Blunt-leaved (Platanthera obtusata)
• Orchid, Bog (Platanthera dilatata)
• Orchid, Bracted Green (Dactylorhiza viridis)
• Orchid, Club Spur (Platanthera clavellata)
• Orchid, Fen (Liparis loeselii)
• Orchid, Frog (Dactylorhiza viridis)
• Orchid, Hooker's (Platanthera hookeri)
• Orchid, Large Round Leaf (Platanthera macrophylla)
• Orchid, Large Round-Leaved (Platanthera macrophylla)
• Orchid, Long-bracted Green (Dactylorhiza viridis)
• Orchid, Northern Green (Platanthera hyperborea)
• Orchid, One Leaf Rein (Platanthera obtusata)
• Orchid, Prairie Fringed (Platanthera leucophaea)
• Orchid, Prairie White Fringed (Platanthera leucophaea)
• Orchid, Ragged Fringed (Platanthera lacera)
• Orchid, Round Leaf (Platanthera orbiculata)
• Orchid, Slender Spire (Platanthera unalascensis)
• Orchid, Small Round-leaved (Platanthera orbiculata)
• Orchid, Small Round-leaved (Galearis rotundifolia)
• Orchid, Smaller Purple Fringed (Platanthera psycodes)
• Orchid, Tall Northern Green (Platanthera hyperborea)
• Orchid, Tall White Bog (Platanthera dilatata)
• Orchid, White Bog (Platanthera dilatata)
• Orchid, White Fringed (Platanthera blephariglottis)
• Orchis, Alaska (Platanthera unalascensis)
• Orchis, Alaska Rein (Platanthera unalascensis)
• Orchis, Blunt-leaved (Platanthera obtusata)
• Orchis, Fen (Liparis loeselii)
• Orchis, Green Fringed (Platanthera lacera)
• Orchis, Green Wood (Platanthera clavellata)
• Orchis, Green Woodland (Platanthera clavellata)
• Orchis, Hooker's (Platanthera hookeri)
• Orchis, Hooker's Fringed (Platanthera hookeri)
• Orchis, Large Round-Leaved (Platanthera macrophylla)
• Orchis, Leafy White (Platanthera dilatata)
• Orchis, Long-bracted (Dactylorhiza viridis)
• Orchis, Northern Green (Platanthera hyperborea)
• Orchis, One-leaf (Galearis rotundifolia)
• Orchis, Prairie Fringed (Platanthera leucophaea)
• Orchis, Prairie White Fringed (Platanthera leucophaea)
• Orchis, Ragged Fringed (Platanthera lacera)
• Orchis, Round-leaved (Galearis rotundifolia)
• Orchis, Showy (Galearis spectabilis)
• Orchis, Small Northern Bog (Platanthera obtusata)
• Orchis, Small Purple Fringed (Platanthera psycodes)
• Orchis, Small Round-leaved (Galearis rotundifolia)
• Orchis, Smaller Purple Fringed (Platanthera psycodes)
• Orchis, Tall Leafy Green (Platanthera hyperborea)
• Orchis, Tall White Bog (Platanthera dilatata)
• Orchis, White Bog (Platanthera dilatata)
• Orchis, White Fringed (Platanthera blephariglottis)
• Oxeye, Sweet (Heliopsis helianthoides)

P

• Paintbrush, Scarlet Indian (Castilleja coccinea)
• Painted Cup, Scarlet (Castilleja coccinea)
• Panic Grass, Leiberg's (Dichanthelium leibergii)
• Panic Grass, Philadelphia (Panicum philadelphicum)
• Panic Grass, Wood (Panicum philadelphicum)
• Pansy, Field (Viola bicolor)
• Parilla, Yellow (Menispermum canadense)
• Parosela, Purple (Dalea purpurea)
• Parsley, Cow (Anthriscus sylvestris)
• Parsley, Wild Beaked (Anthriscus sylvestris)
• Parsnip, Fragrant Water (Sium suave)
• Parsnip, Hemlock Water (Sium suave)
• Parsnip, Water (Sium suave)
• Partridgeberry, Creeping (Mitchella repens)
• Pea, Beach (Lathyrus japonicus)
• Pea, Seaside (Lathyrus japonicus)
• Pea, Tuberous (Lathyrus tuberosus)
• Peavine, Marsh (Lathyrus palustris)
• Pennyroyal, Bastard (Trichostema dichotomum)
• Pennyroyal, False (Trichostema brachiatum)
• Pennyroyal, False (Trichostema dichotomum)
• Penstemon, Digitalis (Penstemon digitalis)
• Periwinkle, Common (Vinca minor)
• Pickerelweed, Heart-leaved (Pontederia cordata)
• Pickerelweed, Lance-leaved (Pontederia cordata)
• Pigweed, Redroot (Amaranthus retroflexus)
• Pilewort, Marsh (Ficaria verna)
• Pimpernel, Water (Veronica anagallis-aquatica)
• Pimpernel, Yellow (Taenidia integerrima)
• Pine, Austrian (Pinus nigra)
• Pine, Banksian (Pinus banksiana)
• Pine, Eastern White (Pinus strobus)
• Pine, European Black (Pinus nigra)
• Pine, Gray (Pinus banksiana)
• Pine, Jack (Pinus banksiana)
• Pine, Mugho (Pinus mugo)
• Pine, Mugo (Pinus mugo)
• Pine, Northern White (Pinus strobus)
• Pine, Norway (Pinus resinosa)
• Pine, Pitch (Pinus rigida)
• Pine, Red (Pinus resinosa)
• Pine, Scotch (Pinus sylvestris)
• Pine, Scots (Pinus sylvestris)
• Pine, Scrub (Pinus banksiana)
• Pine, Swiss Mountain (Pinus mugo)
• Pine, Torch (Pinus rigida)
• Pine, Weymouth (Pinus strobus)
• Pine, White (Pinus strobus)
• Pinedrops, Andromedea-like (Pterospora andromedea)
• Pinesap, Hairy (Hypopitys monotropa)
• Pink, Wild (Arethusa bulbosa)
• Pinweed, Hairy (Lechea mucronata)
• Pinweed, Large (Lechea mucronata)
• Pipsissewa, Common (Chimaphila umbellata)
• Pipsissewa, Mottled (Chimaphila maculata)
• Plane Tree, American (Platanus occidentalis)
• Plantain, Robin's (Erigeron pulchellus)
• Plum, Canada (Prunus nigra)
• Plum, Horse (Prunus nigra)
• Pogonia, Rose (Pogonia ophioglossoides)
• Pokeweed, American (Phytolacca americana)
• Polygala, Fringed (Polygaloides paucifolia)
• Polypody, Common (Polypodium virginianum)
• Polypody, Rock (Polypodium virginianum)
• Poplar, Lombardy (Populus nigra)
• Poplar, Yellow (Liriodendron tulipifera)
• Poppy, Celandine (Stylophorum diphyllum)
• Poppy, Wood (Stylophorum diphyllum)
• Prickly Ash, American (Zanthoxylum americanum)
• Prickly Ash, Common (Zanthoxylum americanum)
• Prickly Ash, Northern (Zanthoxylum americanum)
• Prickly Pear, Spreading (Opuntia humifusa)
• Primrose, Bird's-eye (Primula mistassinica)
• Primrose, Dwarf Canadian (Primula mistassinica)
• Prince's Pine, Striped (Chimaphila maculata)
• Privet, Common (Ligustrum vulgare)
• Puccoon, Fringed (Lithospermum incisum)
• Puccoon, Hairy (Lithospermum caroliniense)
• Puccoon, Incised (Lithospermum incisum)
• Puccoon, Linear-leaved (Lithospermum incisum)
• Puccoon, Plains (Lithospermum caroliniense)
• Purslane, Milk (Euphorbia maculata)
• Pussytoes, Field (Antennaria neglecta)
• Pussytoes, Parlin's (Antennaria parlinii)
• Pussytoes, Plantain-leaved (Antennaria parlinii)
• Pyrola, Green-flowered (Pyrola chlorantha)
• Pyrola, Greenish-flowered (Pyrola chlorantha)
• Pyrola, One-Flowered (Moneses uniflora)
• Pyrola, One-sided (Orthilia secunda)
• Pyrola, Shinleaf (Pyrola elliptica)

R

• Ragwort, Platte (Packera plattensis)
• Ragwort, Prairie (Packera plattensis)
• Raisin, Northern Wild (Viburnum nudum)
• Raisin, Wild (Viburnum nudum)
• Raspberry, Black (Rubus occidentalis)
• Raspberry, Flowering (Rubus odoratus)
• Raspberry, Purple-flowering (Rubus odoratus)
• Raspberry, Red (Rubus idaeus)
• Raspberry, Wild Red (Rubus idaeus)
• Rattlesnake Plantain, Creeping (Goodyera repens)
• Rattlesnake Plantain, Downy (Goodyera pubescens)
• Rattlesnake Plantain, Dwarf (Goodyera repens)
• Rattlesnake Plantain, Giant (Goodyera oblongifolia)
• Rattlesnake Plantain, Green-leaved (Goodyera oblongifolia)
• Rattlesnake Plantain, Lesser (Goodyera repens)
• Rattlesnake Plantain, Menzie's (Goodyera oblongifolia)
• Rattlesnake-root, White (Nabalus albus)
• Rattlesnakeroot, Glaucous (Nabalus racemosus)
• Rattlesnakeroot, Glaucous White (Nabalus racemosus)
• Rattlesnakeroot, Tall (Nabalus trifoliolatus)
• Rattlesnakeroot, Tall (Nabalus altissimus)
• Rattlesnakeroot, Tall White (Nabalus altissimus)
• Rattlesnakeroot, Three-leaved (Nabalus trifoliolatus)
• Red-root, Herbaceous (Ceanothus herbaceus)
• Redbud, Canadian (Cercis canadensis)
• Redbud, Eastern (Cercis canadensis)
• Reed Grass, Southern (Phragmites australis)
• Rockbrake, Fragile (Cryptogramma stelleri)
• Rockbrake, Slender (Cryptogramma stelleri)
• Rockbrake, Steller's (Cryptogramma stelleri)
• Rocket, Dame's (Hesperis matronalis)
• Rocket, Yellow (Barbarea vulgaris)
• Rose, Bristly (Rosa acicularis)
• Rose, Climbing (Rosa setigera)
• Rose, Marsh (Rosa palustris)
• Rose, Prairie (Rosa setigera)
• Rose, Prickly (Rosa acicularis)
• Rose, Prickly Wild (Rosa acicularis)
• Rose, Swamp (Rosa palustris)
• Rosemary, Bog (Andromeda polifolia)
• Rosinweed, Prairie (Silphium terebinthinaceum)
• Rubberweed, Stemless (Tetraneuris herbacea)
• Rue, Wall (Asplenium ruta-muraria)
• Rush Grass, Sand (Sporobolus cryptandrus)
• Rush, Baltic (Juncus balticus)
• Rush, Hairy Wood (Luzula acuminata)
• Rye, Wild (Elymus trachycaulus)

S

• Saltwort, Common (Salsola tragus)
• Sandmat, Spotted (Euphorbia maculata)
• Sandwort, Rock (Sabulina michauxii)
• Sandwort, Thyme-leaved (Arenaria serpyllifolia)
• Savory, Limestone (Clinopodium arkansanum)
• Savory, Wild (Clinopodium arkansanum)
• Saxifrage, American Golden (Chrysosplenium americanum)
• Saxifrage, Early (Micranthes virginiensis)
• Saxifrage, Golden (Chrysosplenium americanum)
• Saxifrage, Virginia (Micranthes virginiensis)
• Scheuchzeria, Marsh (Scheuchzeria palustris)
• Schizonotus, Sorb-leaved (Sorbaria sorbifolia)
• Sedge, Bent-seeded Hop (Carex tuckermanii)
• Sedge, Bladder (Carex intumescens)
• Sedge, Blunt-scaled Wood (Carex albursina)
• Sedge, Common Lake (Carex lacustris)
• Sedge, Curly-styled Wood (Carex rosea)
• Sedge, Golden (Carex aurea)
• Sedge, Golden-fruited (Carex aurea)
• Sedge, Greater Bladder (Carex intumescens)
• Sedge, Grey Bog (Carex canescens)
• Sedge, Hairy (Carex lacustris)
• Sedge, Hairy Wood (Carex hirtifolia)
• Sedge, Hoary (Carex canescens)
• Sedge, Lake (Carex lacustris)
• Sedge, Lake-bank (Carex lacustris)
• Sedge, Long-stalked (Carex pedunculata)
• Sedge, Peduncled (Carex pedunculata)
• Sedge, Plains Oval (Carex brevior)
• Sedge, Plantain-leaved (Carex plantaginea)
• Sedge, Pubescent (Carex hirtifolia)
• Sedge, Reedlike Three-way (Dulichium arundinaceum)
• Sedge, Rosy (Carex rosea)
• Sedge, Schweinitz's Umbrella (Cyperus schweinitzii)
• Sedge, Shining Bur (Carex intumescens)
• Sedge, Shortbeak (Carex brevior)
• Sedge, Shorter (Carex brevior)
• Sedge, Silvery (Carex canescens)
• Sedge, Slender Flat (Cyperus bipartitus)
• Sedge, Stellate (Carex rosea)
• Sedge, Three-way (Dulichium arundinaceum)
• Sedge, Tucker (Carex tuckermanii)
• Sedge, Tuckerman's (Carex tuckermanii)
• Sedge, Umbrella (Cyperus bipartitus)
• Sedge, White Bear (Carex albursina)
• Senna, American (Senna hebecarpa)
• Senna, Wild (Senna hebecarpa)
• Serviceberry, Allegheny (Amelanchier laevis)
• Serviceberry, Downy (Amelanchier arborea)
• Serviceberry, Low (Amelanchier humilis)
• Serviceberry, Northwestern (Amelanchier humilis)
• Serviceberry, Purple (Amelanchier canadensis)
• Serviceberry, Smooth (Amelanchier laevis)
• Serviceberry, Swamp (Amelanchier canadensis)
• Shadbush, Common (Amelanchier arborea)
• Shadbush, Mountain (Amelanchier bartramiana)
• Shadbush, Smooth (Amelanchier laevis)
• Shadbush, Swamp (Amelanchier canadensis)
• Shinleaf, One-sided (Orthilia secunda)
• Silverweed, Common (Potentilla anserina)
• Smartweed, Arrow-leaved (Persicaria sagittata)
• Smartweed, Virginia (Persicaria virginiana)
• Snakeroot, Seneca (Polygala senega)
• Snapdragon, Dwarf (Chaenorrhinum minus)
• Snapweed, Pale (Impatiens pallida)
• Sneezeweed, Common (Helenium autumnale)
• Snowberry, Creeping (Gaultheria hispidula)
• Snowdrops, Common (Galanthus nivalis)
• Snowdrops, Milky (Galanthus nivalis)
• Snowflake, Summer (Ornithogalum umbellatum)
• Solomon's Seal, False (Maianthemum racemosum)
• Solomon's Seal, Great (Polygonatum canaliculatum)
• Solomon's Seal, Hairy (Polygonatum pubescens)
• Solomon's Seal, Star-flowered (Maianthemum stellatum)
• Solomon's Seal, Star-flowered False (Maianthemum stellatum)
• Sorrel, Common Wood (Oxalis montana)
• Sorrel, True Wood (Oxalis montana)
• Speedwell, Bird's-eye (Veronica chamaedrys)
• Speedwell, Common (Veronica officinalis)
• Speedwell, Creeping (Veronica filiformis)
• Speedwell, Germander (Veronica chamaedrys)
• Speedwell, Hairlike (Veronica filiformis)
• Speedwell, Marsh (Veronica scutellata)
• Speedwell, Persian (Veronica persica)
• Speedwell, Skullcap (Veronica scutellata)
• Speedwell, Slender (Veronica filiformis)
• Speedwell, Thyme-leaved (Veronica serpyllifolia)
• Speedwell, Water (Veronica anagallis-aquatica)
• Spikenard, False (Maianthemum racemosum)
• Spikenard, Wild (Maianthemum racemosum)
• Spindle Tree, Winged (Euonymus alata)
• Spirea, False (Sorbaria sorbifolia)
• Spirea, Ural False (Sorbaria sorbifolia)
• Spleenwort, Ebony (Asplenium platyneuron)
• Spleenwort, Green (Asplenium viride)
• Spleenwort, Maidenhair (Asplenium trichomanes)
• Spleenwort, Narrow-leaved (Homalosorus pycnocarpos)
• Spleenwort, Silvery (Deparia acrostichoides)
• Spleenwort, Wall Rue (Asplenium ruta-muraria)
• Spring Beauty, Carolina (Claytonia caroliniana)
• Spring Beauty, Narrow-leaved (Claytonia virginica)
• Spring Beauty, Virginia (Claytonia virginica)
• Spring Beauty, Wide-leaved (Claytonia caroliniana)
• Spruce, Norway (Picea abies)
• Spurge, Blooming (Euphorbia corollata)
• Spurge, Blotched (Euphorbia maculata)
• Spurge, Cypress (Euphorbia cyparissias)
• Spurge, Flowering (Euphorbia corollata)
• Spurge, Spotted (Euphorbia maculata)
• St Johnswort, Kalm's (Hypericum kalmianum)
• St Johnswort, Shrubby (Hypericum prolificum)
• Star-grass, Mealy (Aletris farinosa)
• Stargrass, Yellow (Hypoxis hirsuta)
• Starwort, Hermaphrodite Water (Callitriche hermaphroditica)
• Starwort, Narrow-leaf Water (Callitriche hermaphroditica)
• Starwort, Northern Water (Callitriche hermaphroditica)
• Starwort, Water (Callitriche hermaphroditica)
• Stitchwort, Michauxii 's (Sabulina michauxii)
• Stonecrop, Goldmoss (Sedum acre)
• Stonecrop, Mossy (Sedum acre)
• Strawberry, Appalachian Barren (Geum fragarioides)
• Strawberry, Barren (Geum fragarioides)
• Strawberry, Dry (Geum fragarioides)
• Strawberry, Field (Fragaria virginiana)
• Strawberry, Hedge (Fragaria vesca)
• Strawberry, Indian (Potentilla indica)
• Strawberry, Mock (Potentilla indica)
• Strawberry, Scarlet (Fragaria virginiana)
• Strawberry, Virginia (Fragaria virginiana)
• Strawberry, Wild (Fragaria virginiana)
• Strawberry, Wood (Fragaria vesca)
• Strawberry, Woodland (Fragaria vesca)
• Sumac, Chinese (Ailanthus altissima)
• Sumac, Fragrant (Rhus aromatica)
• Sumac, Poison (Toxicodendron vernix)
• Sumac, Swamp (Toxicodendron vernix)
• Sundew, Linear-leaved (Drosera linearis)
• Sundew, Round-leaved (Drosera rotundifolia)
• Sundew, Roundleaf (Drosera rotundifolia)
• Sundew, Slenderleaf (Drosera linearis)
• Sundew, Spatulate-leaved (Drosera intermedia)
• Sundew, Spoonleaf (Drosera intermedia)
• Sunflower, False (Heliopsis helianthoides)
• Sunflower, Giant (Helianthus giganteus)
• Sunflower, Maximilian (Helianthus maximilianii)
• Sunflower, Swamp (Helenium autumnale)
• Sunflower, Tall (Helianthus giganteus)
• Sunflower, Woodland (Helianthus divaricatus)
• Swallowwort, Black (Cynanchum louiseae)
• Swallowwort, European (Cynanchum rossicum)
• Swallowwort, Pale (Cynanchum rossicum)
• Swallowwort, Poison-rope (Cynanchum vincetoxicum)
• Swallowwort, Russian (Cynanchum rossicum)
• Swallowwort, White (Cynanchum vincetoxicum)
• Sweet Viburnum, Sweet (Viburnum lentago)
• Sweetroot, Clayton's (Osmorhiza claytonii)
• Sweetroot, Longstyle (Osmorhiza longistylis)
• Sycamore, American (Platanus occidentalis)

T

• Tansy, Common (Tanacetum vulgare)
• Tea, Narrow-leaved New Jersey (Ceanothus herbaceus)
• Tea, Oswego (Monarda didyma)
• Teaberry, Eastern (Gaultheria procumbens)
• Tearthumb, Arrow-leaved (Persicaria sagittata)
• Tearthumb, Halberd-leaved (Persicaria arifolia)
• Teasel, Draper's (Dipsacus fullonum)
• Teasel, Wild (Dipsacus fullonum)
• Thistle, Bull (Cirsium vulgare)
• Thistle, Canada (Cirsium arvense)
• Thistle, Common Globe (Echinops sphaerocephalus)
• Thistle, Creeping (Cirsium arvense)
• Thistle, Field (Cirsium discolor)
• Thistle, Globe (Echinops sphaerocephalus)
• Thistle, Hill's (Cirsium pumilum)
• Thistle, Musk (Carduus nutans)
• Thistle, Nodding (Carduus nutans)
• Thistle, Pitcher's (Cirsium pitcheri)
• Thistle, Prickly Russian (Salsola tragus)
• Thistle, Russian (Salsola tragus)
• Thistle, Spear (Cirsium vulgare)
• Thoroughwort, Perfoliate (Eupatorium perfoliatum)
• Thuja, Eastern (Thuja occidentalis)
• Tick Trefoil, Canadian (Desmodium canadense)
• Tick Trefoil, Showy (Desmodium canadense)
• Tickseed, Tall (Coreopsis tripteris)
• Timothy, Common (Phleum pratense)
• Toad-flax, Round-leaved (Kickxia spuria)
• Toadflax, Dalmation (Linaria dalmatica)
• Toadflax, Lesser (Chaenorrhinum minus)
• Tobacco, Indian (Lobelia inflata)
• Tobacco, Wild (Lobelia inflata)
• Tofieldia, Sticky (Triantha glutinosa)
• Touch-me-not, Pale (Impatiens pallida)
• Trefoil, Birdsfoot (Lotus corniculatus)
• Trefoil, Horned (Lotus corniculatus)
• Triantha, Glutinous (Triantha glutinosa)
• Trillium, Large-flowered (Trillium grandiflorum)
• Trillium, Nodding (Trillium cernuum)
• Trillium, Painted (Trillium undulatum)
• Trillium, Purple (Trillium erectum)
• Trillium, Red (Trillium erectum)
• Trillium, White (Trillium grandiflorum)
• Trillium, Yellow (Trillium luteum)
• Turnip, Indian (Arisaema triphyllum)
• Turtlehead, White (Chelone glabra)
• Twayblade, Auricled (Neottia auriculata)
• Twayblade, Bog (Liparis loeselii)
• Twayblade, Common (Neottia ovata)
• Twayblade, Eggleaf (Neottia ovata)
• Twayblade, European Common (Neottia ovata)
• Twayblade, Fen (Liparis loeselii)
• Twayblade, Heart-leaved (Neottia cordata)
• Twayblade, Heartleaf (Neottia cordata)
• Twayblade, Loesel's (Liparis loeselii)
• Twayblade, Oval-leaved (Neottia cordata)
• Twayblade, Oval-leaved (Neottia ovata)
• Twayblade, Purple (Liparis liliifolia)
• Twinflower, Northern (Linnaea borealis)
• Twisted Stalk, Rose (Streptopus lanceolatus)
• Twisted Stalk, Sessile-leaved (Streptopus lanceolatus)

V

• Vervain, Blue (Verbena hastata)
• Vervain, False (Verbena hastata)
• Vervain, Hoary (Verbena stricta)
• Vervain, Mullein-leaved (Verbena stricta)
• Vetchling, Cream-colored (Lathyrus ochroleucus)
• Vetchling, Marsh (Lathyrus palustris)
• Vetchling, Meadow (Lathyrus pratensis)
• Vetchling, Pale (Lathyrus ochroleucus)
• Vetchling, Tuberous (Lathyrus tuberosus)
• Vetchling, Yellow (Lathyrus pratensis)
• Vine, Black Dog Strangling (Cynanchum louiseae)
• Vine, Dog Strangling (Cynanchum louiseae)
• Vine, Dog Strangling (Cynanchum rossicum)
• Vine, Dog Strangling (Cynanchum vincetoxicum)
• Violet, Alpine (Viola labradorica)
• Violet, American Dog (Viola conspersa)
• Violet, Arrow-leaved (Viola sagittata)
• Violet, Birdfoot (Viola pedata)
• Violet, Birds-foot (Viola pedata)
• Violet, Canada (Viola canadensis)
• Violet, Common Blue (Viola papilionacea)
• Violet, Common Blue (Viola sororia)
• Violet, Cream (Viola striata)
• Violet, Crowfoot (Viola pedata)
• Violet, Dame's (Hesperis matronalis)
• Violet, Dog (Viola conspersa)
• Violet, Dogtooth (Erythronium americanum)
• Violet, Downy Yellow (Viola pubescens)
• Violet, Early Blue (Viola palmata)
• Violet, Eastern Green (Hybanthus concolor)
• Violet, Green (Hybanthus concolor)
• Violet, Hairy (Viola pubescens)
• Violet, Hairy Blue (Viola sororia)
• Violet, Heath Dog (Viola adunca)
• Violet, Hooked (Viola adunca)
• Violet, Hooked-spur (Viola adunca)
• Violet, Kidney-leaved (Viola renifolia)
• Violet, Labrador (Viola labradorica)
• Violet, Large-leaved White (Viola blanda)
• Violet, Long-spurred (Viola rostrata)
• Violet, Macloskey's (Viola macloskeyi)
• Violet, Marsh Blue (Viola cucullata)
• Violet, Northern Bog (Viola nephrophylla)
• Violet, Northern White (Viola macloskeyi)
• Violet, Pale (Viola striata)
• Violet, Palmate (Viola palmata)
• Violet, Round-leaved (Viola rotundifolia)
• Violet, Sand (Viola adunca)
• Violet, Smooth Yellow (Viola pubescens)
• Violet, Striped (Viola striata)
• Violet, Sweet White (Viola blanda)
• Violet, White Dogtooth (Erythronium albidum)
• Violet, Wood (Viola palmata)
• Violet, Woolly Blue (Viola sororia)
• Violet, Yellow (Viola rotundifolia)
• Violet, Yellow (Viola pubescens)

W

• Wake-robin, Ill-scented (Trillium erectum)
• Wake-robin, Nodding (Trillium cernuum)
• Wake-robin, Painted (Trillium undulatum)
• Walnut, American (Juglans nigra)
• Walnut, Black (Juglans nigra)
• Walnut, English (Juglans regia)
• Walnut, Persian (Juglans regia)
• Walnut, White (Juglans cinerea)
• Waterleaf, Broad-leaved (Hydrophyllum canadense)
• Waterleaf, Canada (Hydrophyllum canadense)
• Waterleaf, Virginia (Hydrophyllum virginianum)
• Wayfaring Tree, American (Viburnum lantanoides)
• Weed, Tinker's (Triosteum perfoliatum)
• Wheat Grass, Great Lakes (Elymus lanceolatus)
• Wheat Grass, Northern (Elymus trachycaulus)
• Wheat Grass, Slender (Elymus trachycaulus)
• Whitlow Grass, Carolina (Draba reptans)
• Whitlow Grass, Spring (Draba verna)
• Wild Licorice, Spear (Galium latifolium)
• Wild Licorice, Torrey's (Galium latifolium)
• Wild Rye, Canada (Elymus canadensis)
• Wild Rye, Innovative (Elymus lanceolatus)
• Wild Rye, Nodding (Elymus canadensis)
• Willow Herb, River Beauty (Chamerion latifolium)
• Willow Herb, Sweet Broad-leaved (Chamerion latifolium)
• Willow, Basket (Salix purpurea)
• Willow, Bay-leaved (Salix pentandra)
• Willow, Bayleaf (Salix pentandra)
• Willow, Bebb's (Salix bebbiana)
• Willow, Black (Salix nigra)
• Willow, Diamond (Salix cordata)
• Willow, Diamond (Salix eriocephala)
• Willow, Furry (Salix cordata)
• Willow, Glaucous (Salix discolor)
• Willow, Glossy (Salix lucida)
• Willow, Golden Weeping (Salix babylonica)
• Willow, Heart-leaved (Salix cordata)
• Willow, Heartleaf (Salix cordata)
• Willow, Hoary (Salix candida)
• Willow, Large Pussy (Salix discolor)
• Willow, Laurel (Salix pentandra)
• Willow, Laurel-leaf (Salix pentandra)
• Willow, Long-beaked (Salix bebbiana)
• Willow, Missouri (Salix eriocephala)
• Willow, Narrow Heartleaf (Salix eriocephala)
• Willow, Net-veined (Salix reticulata)
• Willow, Prairie (Salix humilis)
• Willow, Pussy (Salix discolor)
• Willow, Sage-leaved (Salix candida)
• Willow, Sand Dune (Salix cordata)
• Willow, Sandbar (Salix exigua)
• Willow, Shining (Salix lucida)
• Willow, Slender (Salix exigua)
• Willow, Small Pussy (Salix humilis)
• Willow, Swamp (Salix nigra)
• Willow, Upland (Salix humilis)
• Willow, Water (Decodon verticillatus)
• Willow, Weeping (Salix babylonica)
• Willow, Woolly-headed (Salix eriocephala)
• Winterberry, Common (Ilex verticillata)
• Wintergreen, Flowering (Polygaloides paucifolia)
• Wintergreen, Greenish-flowered (Pyrola chlorantha)
• Wintergreen, One-Flowered (Moneses uniflora)
• Wintergreen, One-sided (Orthilia secunda)
• Wintergreen, Sidebells (Orthilia secunda)
• Wintergreen, Spotted (Chimaphila maculata)
• Wintergreen, Spotted (Moneses uniflora)
• Wintergreen, Striped (Chimaphila maculata)
• Witch Grass, Wood (Panicum philadelphicum)
• Woodruff, Sweet (Galium odoratum)
• Woodruff, Sweet White (Galium odoratum)
• Woodsia, Smooth (Woodsia glabella)

Y

• Yew, American (Taxus canadensis)

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