EcoFloraWeb-KeyBeltsville Agricultural Research Center (BARC)

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Home >> Checklist: Beltsville Agricultural Research Center (BARC) >> Previous version of Key >> Identification Key (new version): Beltsville Agricultural Research Center (BARC) Filter/Display Options Family/Genus Filter: Sort by: Display Common Names Display images Plant habit trees shrubs vines / lianas herbaceous ferns & allies grass-like cactus-like / succulents aquatic & OBL wetland species special groups arums composites legumes milkweeds mints orchids spurges dicots monocots longevity annual or biennial perennial armature unarmed armed leaves/twigs aromatic when crushed without marked odor clearly odiferous Leaves arrangement/phyllotaxy basal alternate opposite whorled fascicled/clustered along stem blade division all simple deeply lobed or divided some or all fully compound Flower ovaries/pistils per flower 1 2-5 more than 5 Fruit or Cone fruit consistency at maturity dry/leathery fleshy Beltsville Agricultural Research Center (BARC) John Hall (2018) Species Count: 780 Alismataceae Alisma subcordatum Sagittaria engelmanniana Sagittaria latifolia Altingiaceae Liquidambar styraciflua Amaranthaceae Amaranthus albus Amaranthus blitum Amaranthus hybridus Amaranthus retroflexus Amaranthus spinosus Atriplex patula Chenopodium album Chenopodium leptophyllum Dysphania ambrosioides Amaryllidaceae Allium schoenoprasum Allium vineale Anacardiaceae Rhus copallinum Rhus glabra Rhus typhina Toxicodendron radicans Toxicodendron vernix Apiaceae Cicuta maculata Cryptotaenia canadensis Daucus carota Oxypolis rigidior Sanicula canadensis Apocynaceae Apocynum cannabinum Asclepias incarnata Asclepias tuberosa Vinca minor Aquifoliaceae Ilex opaca Ilex verticillata Araceae Arisaema triphyllum Lemna gibba Lemna minor Lemna minuta Lemna perpusilla Lemna turionifera Peltandra virginica Spirodela polyrhiza Spirodela polyrrhiza Spirodela punctata Symplocarpus foetidus Wolffia brasiliensis Araliaceae Aralia spinosa Hedera helix Hydrocotyle americana Panax trifolius Asparagaceae Convallaria majalis Liriope spicata Maianthemum canadense Maianthemum racemosum Ornithogalum umbellatum Polygonatum biflorum Aspleniaceae Asplenium platyneuron Asteraceae Achillea filipendulina Achillea millefolium Ambrosia artemisiifolia Ambrosia trifida Antennaria neglecta Antennaria plantaginifolia Anthemis arvensis Anthemis cotula Arctium minus Arctium tomentosum Artemisia annua Artemisia vulgaris Bidens bipinnata Bidens discoidea Bidens frondosa Bidens polylepis Bidens tripartita Carduus nutans Centaurea cyanus Chondrilla juncea Chrysopsis mariana Cichorium intybus Cirsium arvense Cirsium vulgare Conoclinium coelestinum Conyza canadensis Coreopsis lanceolata Coreopsis tinctoria Coreopsis verticillata Echinacea purpurea Eclipta prostrata Elephantopus carolinianus Erechtites hieraciifolius Erigeron annuus Erigeron lonchophyllus Erigeron philadelphicus Erigeron strigosus Eupatorium altissimum Eupatorium hyssopifolium Eupatorium perfoliatum Eupatorium pilosum Eupatorium rotundifolium Eupatorium serotinum Euthamia graminifolia Eutrochium dubium Eutrochium fistulosum Eutrochium purpureum Gaillardia pulchella Galinsoga parviflora Gnaphalium uliginosum Helianthus giganteus Helianthus tuberosus Hieracium caespitosum Hieracium gronovii Hieracium venosum Hypochaeris radicata Krigia dandelion Krigia virginica Lactuca floridana Lactuca saligna Leucanthemum maximum Leucanthemum vulgare Liatris graminifolia Liatris pycnostachya Matricaria chamomilla Matricaria discoidea Mikania scandens Nabalus serpentarius Pseudognaphalium obtusifolium Rudbeckia hirta Rudbeckia laciniata Senecio anonymus Sericocarpus asteroides Solidago altissima Solidago caesia Solidago erecta Solidago juncea Solidago odora Solidago puberula Solidago rugosa Solidago speciosa Sonchus asper Symphyotrichum ericoides Symphyotrichum lateriflorum Symphyotrichum novae-angliae Symphyotrichum puniceum Symphyotrichum racemosum Tussilago farfara Verbesina alternifolia Vernonia noveboracensis Xanthium strumarium Athyriaceae Athyrium filix-femina Balsaminaceae Impatiens biflora Impatiens capensis Berberidaceae Berberis thunbergii Betulaceae Alnus serrulata Betula nigra Carpinus caroliniana Corylus americana Bignoniaceae Catalpa bignonioides Blechnaceae Anchistea virginica Lorinseria areolata Boraginaceae Buglossoides arvensis Myosotis arvensis Myosotis discolor Myosotis micrantha Brassicaceae Alliaria petiolata Arabidopsis thaliana Barbarea verna Barbarea vulgaris Capsella bursa-pastoris Cardamine concatenata Cardamine hirsuta Draba verna Erysimum asperum Hesperis matronalis Isatis tinctoria Lepidium campestre Lepidium densiflorum Lepidium virginicum Sisymbrium officinale Thlaspi arvense Buxaceae Buxus sempervirens Cabombaceae Brasenia schreberi Campanulaceae Lobelia cardinalis Lobelia inflata Lobelia puberula Triodanis perfoliata Cannabaceae Humulus lupulus Caprifoliaceae Dipsacus fullonum Lonicera fragrantissima Lonicera japonica Lonicera maackii Lonicera morrowii Valerianella locusta Valerianella radiata Caryophyllaceae Arenaria serpyllifolia Cerastium fontanum Cerastium glomeratum Dianthus armeria Dianthus barbatus Holosteum umbellatum Saponaria officinalis Scleranthus annuus Silene antirrhina Silene latifolia Spergula arvensis Spergularia rubra Stellaria aquatica Stellaria graminea Stellaria media Celastraceae Celastrus orbiculatus Euonymus alatus Euonymus americanus Euonymus atropurpureus Euonymus europaeus Cistaceae Crocanthemum canadense Lechea minor Lechea pulchella Lechea racemulosa Clethraceae Clethra alnifolia Colchicaceae Uvularia sessilifolia Commelinaceae Commelina communis Convolvulaceae Calystegia sepium Cuscuta compacta Cuscuta gronovii Ipomoea hederacea Ipomoea lacunosa Ipomoea pandurata Cornaceae Cornus amomum Cornus florida Cucurbitaceae Sicyos angulatus Cupressaceae Juniperus virginiana Taxodium distichum Cyperaceae Bulbostylis capillaris Carex abscondita Carex albolutescens Carex annectens Carex atlantica Carex bebbii Carex blanda Carex complanata Carex crinita Carex debilis Carex digitalis Carex festucacea Carex flaccosperma Carex folliculata Carex frankii Carex glaucodea Carex hirsutella Carex intumescens Carex laevivaginata Carex laxiculmis Carex lupulina Carex lurida Carex normalis Carex radiata Carex rosea Carex scoparia Carex seorsa Carex squarrosa Carex stipata Carex stricta Carex swanii Carex torta Carex tribuloides Carex typhina Carex virescens Carex vulpinoidea Cyperus echinatus Cyperus esculentus Cyperus iria Cyperus lancastriensis Cyperus lupulinus Cyperus refractus Cyperus retrorsus Cyperus strigosus Dulichium arundinaceum Eleocharis acicularis Eleocharis dulcis Eleocharis obtusa Eleocharis olivacea Eleocharis quadrangulata Eleocharis tenuis Kyllinga gracillima Rhynchospora capitellata Schoenoplectiella purshiana Schoenoplectus pungens Schoenoplectus tabernaemontani Scirpus cyperinus Scirpus georgianus Scirpus polyphyllus Dennstaedtiaceae Dennstaedtia punctilobula Pteridium aquilinum Dioscoreaceae Dioscorea polystachya Dioscorea villosa Dryopteridaceae Dryopteris carthusiana Dryopteris cristata Dryopteris intermedia Dryopteris × boottii Dryopteris × triploidea Polystichum acrostichoides Ebenaceae Diospyros virginiana Elaeagnaceae Elaeagnus angustifolia Elaeagnus pungens Elaeagnus umbellata Equisetaceae Equisetum arvense Ericaceae Chimaphila maculata Epigaea repens Gaylussacia baccata Gaylussacia dumosa Hypopitys monotropa Kalmia latifolia Leucothoe racemosa Lyonia ligustrina Lyonia mariana Monotropa uniflora Rhododendron periclymenoides Rhododendron viscosum Vaccinium corymbosum Vaccinium pallidum Vaccinium stamineum Euphorbiaceae Acalypha gracilens Croton capitatus Croton glandulosus Euphorbia corollata Euphorbia ipecacuanhae Euphorbia lathyris Euphorbia maculata Euphorbia nutans Fabaceae Amorpha canescens Amorpha fruticosa Apios americana Cercis canadensis Chamaecrista fasciculata Chamaecrista nictitans Crotalaria sagittalis Desmodium ciliare Desmodium paniculatum Kummerowia striata Lespedeza bicolor Lespedeza cuneata Lespedeza repens Lespedeza stipulacea Lespedeza virginica Lotus corniculatus Medicago sativa Melilotus officinalis Robinia pseudoacacia Securigera varia Strophostyles helvola Stylosanthes biflora Tephrosia virginiana Trifolium campestre Trifolium dubium Trifolium hybridum Trifolium incarnatum Trifolium medium Trifolium pratense Trifolium repens Vicia grandiflora Vicia sativa Vicia villosa Fagaceae Castanea dentata Castanea pumila Fagus grandifolia Quercus alba Quercus bicolor Quercus coccinea Quercus falcata Quercus imbricaria Quercus marilandica Quercus michauxii Quercus pagoda Quercus palustris Quercus phellos Quercus rubra Quercus shumardii Quercus stellata Quercus velutina Quercus x subfalcata Gentianaceae Bartonia virginica Sabatia angularis Geraniaceae Erodium cicutarium Geranium carolinianum Geranium maculatum Geranium molle Geranium pusillum Grossulariaceae Ribes cynosbati Haloragaceae Myriophyllum aquaticum Hydrocharitaceae Elodea canadensis Najas flexilis Hypericaceae Hypericum canadense Hypericum gentianoides Hypericum hypericoides Hypericum mutilum Hypericum perforatum Hypericum punctatum Hypoxidaceae Hypoxis hirsuta Iridaceae Iris versicolor Sisyrinchium angustifolium Juglandaceae Carya glabra Carya ovalis Carya pallida Carya tomentosa Juglans nigra Juncaceae Juncus acuminatus Juncus canadensis Juncus dudleyi Juncus effusus Juncus marginatus Juncus scirpoides Juncus subcaudatus Juncus tenuis Luzula bulbosa Luzula echinata Luzula multiflora Lamiaceae Ajuga reptans Clinopodium vulgare Glechoma hederacea Hedeoma pulegioides Lamium amplexicaule Lamium purpureum Leonurus cardiaca Lycopus uniflorus Lycopus virginicus Mentha arvensis Mentha spicata Monarda didyma Monarda fistulosa Monarda punctata Prunella vulgaris Pycnanthemum tenuifolium Scutellaria elliptica Scutellaria integrifolia Scutellaria lateriflora Trichostema dichotomum Lauraceae Lindera benzoin Sassafras albidum Lentibulariaceae Utricularia gibba Utricularia macrorhiza Utricularia subulata Liliaceae Erythronium americanum Medeola virginiana Linaceae Linum lewisii Linum perenne Linum striatum Lycopodiaceae Dendrolycopodium obscurum Diphasiastrum digitatum Lycopodiella appressa Lycopodium clavatum Magnoliaceae Liriodendron tulipifera Magnolia acuminata Magnolia virginiana Malvaceae Abutilon theophrasti Hibiscus moscheutos Hibiscus syriacus Hibiscus trionum Malva neglecta Melanthiaceae Veratrum viride Melastomataceae Rhexia mariana Rhexia virginica Molluginaceae Mollugo verticillata Montiaceae Claytonia virginica Moraceae Maclura pomifera Morus alba Nymphaeaceae Nuphar advena Nymphaea odorata Nyssaceae Nyssa sylvatica Oleaceae Chionanthus virginicus Fraxinus americana Fraxinus pennsylvanica Ligustrum obtusifolium Ligustrum quihoui Syringa vulgaris Onagraceae Circaea canadensis Epilobium coloratum Ludwigia alternifolia Ludwigia palustris Oenothera biennis Oenothera fruticosa Onocleaceae Onoclea sensibilis Ophioglossaceae Botrypus virginianus Ophioglossum vulgatum Sceptridium dissectum Orchidaceae Goodyera pubescens Spiranthes praecox Spiranthes vernalis Tipularia discolor Osmundaceae Osmunda regalis Osmundastrum cinnamomeum Oxalidaceae Oxalis corniculata Oxalis grandis Oxalis stricta Oxalis violacea Papaveraceae Corydalis flavula Papaver rhoeas Sanguinaria canadensis Paulowniaceae Paulownia tomentosa Penthoraceae Penthorum sedoides Phrymaceae Mimulus alatus Mimulus ringens Phyllanthaceae Phyllanthus caroliniensis Phytolaccaceae Phytolacca americana Pinaceae Pinus banksiana Pinus rigida Pinus taeda Pinus virginiana Tsuga canadensis Plantaginaceae Callitriche heterophylla Callitriche stagnalis Callitriche terrestris Chaenorhinum minus Chelone glabra Kickxia elatine Nuttallanthus canadensis Penstemon digitalis Plantago aristata Plantago lanceolata Plantago major Plantago rugelii Plantago virginica Veronica arvensis Veronica chamaedrys Veronica hederifolia Veronica officinalis Veronica peregrina Veronica persica Veronica polita Veronica serpyllifolia Platanaceae Platanus hybrida Poaceae Achnatherum miliaceum Agrostis capillaris Agrostis gigantea Agrostis hyemalis Agrostis perennans Agrostis scabra Agrostis stolonifera Aira caryophyllea Alopecurus aequalis Andropogon glomeratus Andropogon virginicus Anthoxanthum odoratum Aristida adscensionis Aristida congesta Aristida curtissii Aristida oligantha Arthraxon hispidus Arundo donax Avena sativa Bothriochloa ischaemum Bromus catharticus Bromus commutatus Bromus hordeaceus Bromus inermis Bromus japonicus Bromus racemosus Bromus sterilis Bromus tectorum Calamagrostis canadensis Calamagrostis coarctata Calamagrostis pseudophragmites Cenchrus longispinus Chasmanthium latifolium Chasmanthium laxum Chloris cucullata Chloris gayana Chloris roxburghiana Chloris verticillata Cinna arundinacea Coleataenia anceps Coleataenia stipitata Cynodon dactylon Dactylis glomerata Dactylis marina Danthonia spicata Dichanthelium scribnerianum Digitaria ciliaris Digitaria cognata Digitaria eriantha Digitaria sanguinalis Echinochloa colona Echinochloa crus-galli Eleusine indica Elymus repens Elymus riparius Eragrostis curvula Eragrostis echinochloidea Eragrostis hirsuta Eragrostis lehmanniana Eragrostis papposa Eragrostis pectinacea Eragrostis spectabilis Eragrostis superba Eragrostis tef Eulalia fulva Festuca filiformis Festuca rubra Festuca subverticillata Festuca sulcata Festuca tatrae Festuca trachyphylla Glyceria obtusa Glyceria striata Holcus lanatus Hordeum jubatum Hordeum pusillum Hordeum vulgare Kellochloa verrucosa Leersia oryzoides Leersia virginica Leymus arenarius Leymus racemosus Lolium arundinaceum Lolium perenne Miscanthus sinensis Muhlenbergia schreberi Panicum boscii Panicum capillare Panicum clandestinum Panicum commutatum Panicum dichotomiflorum Panicum virgatum Pascopyrum smithii Paspalum dilatatum Paspalum laeve Paspalum setaceum Pennisetum glaucum Pennisetum setaceum Phalaris arundinacea Phalaris caerulescens Phalaris canariensis Phleum bertolonii Phleum pratense Phragmites australis Poa annua Poa pratensis Poa trivialis Polypogon monspeliensis Schizachyrium scoparium Secale cereale Setaria faberi Setaria italica Setaria pumila Setaria viridis Sorghastrum nutans Sporobolus vaginiflorus Tripsacum dactyloides Vulpia octoflora Zoysia japonica Polemoniaceae Phlox paniculata Phlox subulata Polygalaceae Polygala curtissii Polygala lutea Polygala mariana Polygala nuttallii Polygonaceae Fallopia scandens Persicaria arifolia Persicaria hydropiper Persicaria hydropiperoides Persicaria lapathifolia Persicaria longiseta Persicaria maculosa Persicaria pensylvanica Persicaria perfoliata Persicaria punctata Persicaria sagittata Persicaria virginiana Polygonum arenastrum Polygonum aviculare Polygonum bellardii Polygonum setaceum Reynoutria japonica Rumex acetosella Rumex crispus Rumex obtusifolius Pontederiaceae Pontederia cordata Portulacaceae Portulaca grandiflora Portulaca oleracea Potamogetonaceae Potamogeton epihydrus Potamogeton pusillus Stuckenia pectinata Zannichellia palustris Primulaceae Lysimachia arvensis Ranunculaceae Clematis virginiana Ranunculus abortivus Ranunculus bulbosus Ranunculus recurvatus Ranunculus sardous Ranunculus sceleratus Thalictrum pubescens Rhamnaceae Rhamnus cathartica Ricciaceae Riccia fluitans Rosaceae Amelanchier arborea Amelanchier canadensis Dasiphora fruticosa Fragaria virginiana Geum canadense Malus sieboldii Photinia pyrifolia Potentilla argentea Potentilla canadensis Potentilla indica Potentilla recta Potentilla simplex Prunus pensylvanica Prunus serotina Pyrus calleryana Rhodotypos scandens Rosa multiflora Rubus allegheniensis Rubus argutus Rubus enslenii Rubus flagellaris Rubus hispidus Rubus occidentalis Rubus pensilvanicus Rubus phoenicolasius Sanguisorba canadensis Rubiaceae Cephalanthus occidentalis Cruciata pedemontana Galium aparine Galium circaezans Galium lanceolatum Galium mollugo Galium obtusum Galium tinctorium Galium triflorum Galium verum Hexasepalum teres Houstonia caerulea Mitchella repens Salicaceae Populus deltoides Populus grandidentata Salix nigra Sapindaceae Acer negundo Acer palmatum Acer rubrum Acer saccharinum Scrophulariaceae Verbascum blattaria Verbascum thapsus Selaginellaceae Selaginella apoda Simaroubaceae Ailanthus altissima Smilacaceae Smilax herbacea Smilax rotundifolia Solanaceae Datura stramonium Physalis longifolia Solanum americanum Solanum carolinense Solanum chacoense Solanum dulcamara Solanum nigrum Taxaceae Taxus cuspidata Thelypteridaceae Thelypteris noveboracensis Typhaceae Sparganium americanum Typha angustifolia Typha latifolia Ulmaceae Ulmus rubra Urticaceae Boehmeria cylindrica Pilea pumila Verbenaceae Verbena hastata Verbena urticifolia Viburnaceae Sambucus canadensis Viburnum dentatum Viburnum dilatatum Viburnum lantana Viburnum lentago Viburnum nudum Viburnum prunifolium Violaceae Viola arvensis Viola bicolor Viola brittoniana Viola cucullata Viola lanceolata Viola palmata Viola primulifolia Viola sagittata Viola sororia Vitaceae Parthenocissus quinquefolia Vitis aestivalis Vitis labrusca Vitis riparia Vitis vulpina Xyridaceae Xyris caroliniana Xyris torta
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