All Species All Species Site Information Only Site Information Only algae, filamentous Filamentous algae A amaranth, roughfruit Amaranthus tuberculatus (Moq.) Sauer E amaranth, tall Amaranthus rudis Sauer E arrowhead, arumleaf Sagittaria cuneata Sheldon E arrowhead, broadleaf Sagittaria latifolia Willd. E arrowhead, stiff Sagittaria rigida Pursh. E ash, green Fraxinus pennsylvanica Marsh. E aster, calico Symphyotrichum lateriflorum (L.) A. & D. Love var lateriflorum E barnyardgrass Echinochloa crus-galli (L.) Beauv. E barnyardgrass, common Echinochloa muricata (Beauv.) Fern. var muricata E barnyardgrass, rough Echinochloa muricata (Beauv.) Fern. E barnyardgrass, very rough Echinochloa muricata (Beauv.) Fern. var. microstachya Wieg. E bedstraw, blunt Galium obtusum Bigelow ssp obtusum E bedstraw, bluntleaf Galium obtusum Bigelow E beggarticks, bearded Bidens aristosa (Michx.) Britt. E beggarticks, nodding Bidens cernua L. E bindweed Convolvulus L. E bindweed, hedge false Calystegia sepium (L.) R. Br. ssp sepium E birch, river Betula nigra L. E bladderwort, common Utricularia macrorhiza Le Conte S bluegrass, annual Poa annua L. E bluejacket Tradescantia ohiensis Raf. E bulrush, river Schoenoplectus fluviatilis (Torr.) M.T. Strong E bulrush, softstem Schoenoplectus tabernaemontani (K.C. Gmel.) Palla E burreed Sparganium spp E burreed, giant Sparganium eurycarpum Engelm. ex Gray E buttercup, longbeak Ranunculus longirostris Godr. S buttonbush, common Cephalanthus occidentalis L. E canarygrass, reed Phalaris aruninaceae L. E cattail, common Typha latifolia L. E cattail, narrowleaf Typha angustifolia L. E chara Chara spp. S clearweed, canadian Pilea pumila (L.) Gray E cocklebur, rough Xanthium strumarium L. E coontail Ceratophyllum demersum L. S cottonwood, eastern Populus deltoides Bartr. ex Marsh. E creeper, trumpet Campsis radicans (L.) Seem. ex Bureau E crowfoot, threadleaf Ranunculus trichophyllus Chaix S cucumber, oneseed burr Sicyos angulatus L. E cutgrass, rice Leersia oryzoides(L.) Sw. E cypress, bald Taxodium distichum (L.) L.C. Rich. E daisy, false Eclipta prostrata (L.) L. E dayflower, climbing Commelina diffusa Burm. f. E dock, curly Rumex crispus L. E dock, swamp Rumex verticillatus L. E duckweed, big Spirodela polyrrhiza (L.) Schleid. N duckweed, small Lemna minor L. N duckweed, star Lemna trisulca L. N elm, american Ulmus americana L. E fanpetals, prickly Sida spinosa L. E flatsedge, bearded Cyperus squarrosus L. E flatsedge, fragrant Cyperus odoratus L. E flatsedge, redroot Cyperus erythrorhizos Muhl. E flatsedge, straw-colored Cyperus strigosus L. E fogfruit, lanceleaf Phyla lanceolata (Michx.) Greene E grape, frost Vitis vulpina L. E grape, graybark Vitis cinerea (Engelm.) Millard E grass, coast cockspur Echinochloa walteri (Pursh) Heller E grass, cockspur Echinochloa Beauv. cock E greenbrier, bristly Smilax tamnoides L. E hackberry, common Celtis occidentalis L. E hedgehyssop, roundfruit Gratiola virginiana L. E hemlock, bulblet-bearing water Cicuta bulbifera E hogweed, little Portulaca oleracea L. E indianhemp Apocynum cannabinum L. E indigo, desert false Amorpha fruticosa L. E knotweed, curlytop Polygonum lapathifolium L. E knotweed, water Polygonum amphibium L. E ladysthumb, spotted Polygonum persicaria E liverwort Riccia fluitans E liverwort Ricciocarpos natans (L.) Corda N liverwort, slender Riccia fluitans L. N locust Robina spp. E locust Gleditsia L. E loosestrife, purple Lythrum salicaria L. E loosestrife, swamp Decodon verticillatus (L.) Ell. E lotus, american Nelumbo lutea Willd. F lovegrass, indian Eragrostis pilosa (L.) Beauv. E lovegrass, sandbar Eragrostis frankii C.A. Mey. ex Steud. E lovegrass, tufted Eragrostis pectinacea (Michx.) Nees ex Steud. E maple, silver Acer saccharinum L. E milkweed Asclepias spp. E milkweed, swamp Asclepias incarnata L. E millet, japanese Echinochloa esculenta (A. Braun) H. Scholz E monkeyflower, allegheny Mimulus ringens L. E moonseed, common Menispermum canadense L. E mosquitofern, carolina Azolla caroliniana Willd. N mosquitofern, mexican Azolla mexicana Schlect. & Cham. ex K. Presl N mulberry, red Morus rubra L. E nettle, false Boehmeria cylindrica (L.) Sw. E nettle, hedge Stachys spp. E nettle, stinging Urtica dioica L. E nitella Nitella spp. S orbiculatus, rumex Rumex orbiculatus E panicgrass, fall Panicum dichotomiflorum Michx. E paspalum, horsetail Paspalum fluitans (Ell.) Kunth E persimmon, common Diospyrus virginiana L. E pickerelweed Pontederia cordata L. E pimpernel, yellowseed false Lindernia dubia (L.) Pennell var dubia E plant, obedient Physostegia virginiana (L.) Benth. E poison ivy, eastern Toxicodendron radicans (L.) Kuntze E pondlily, yellow Nuphar variegata Dur. F pondweed Stuckenia spp. S pondweed, alpine Potamogeton alpinus Balbis S pondweed, curly Potamogeton crispus L. S pondweed, filiform Stuckenia filiformis S pondweed, flatstem Potamogeton zosteriformis Fern. S pondweed, horned Zannichellia palustris L. S pondweed, largeleaf Potamogeton amplifolius Tuck. S pondweed, leafy Potamogeton foliosus Raf. S pondweed, leafy/small Potamogeton foliosus Raf./pusillus L. S pondweed, longleaf Potamogeton nodosus Poir. S pondweed, ribbonleaf Potamogeton epihydrus Raf. S pondweed, richardson's Potamogeton richardsonii (Benn.) Rydb. S pondweed, sago Stuckenia pectinatus (L.) Boerner S pondweed, small Potamogeton pusillus L. S primrose, common evening Oenothera biennis L. E primrosewillow, floating Ludwigia peploides (Kunth) Raven F primrosewillow, wingleaf Ludwigia decurrens Walt. F ragweed, great Ambrosia trifida L. E redstem Ammannia coccinea Rottb. ssp. purpurea (Lam.) Koehne E redstem, valley Ammannia coccinea Rottb. E reed, common Phragmites australis (Cav.) Trin. ex Steud. E rice, wild Zizania aquatica L. E rosemallow, crimsoneyed Hibiscus moscheutos L. ssp lasiocarpos (Cav.) O.J. Blanchard E rosemallow, halberdleaf Hibiscus laevis All. E rush, common Juncus effusus L. E rush, flowering Butomus umbellatus L. E sandmat, matted Chamaesyce serpens (Kunth) Small E sedge, blunt broom Carex tribuloides Wahlenb. E sedge, ravenfoot Carex crus-corvi Shuttlw. ex Kunze E sedge, shoreline Carex hyalinolepis Steud. E sedge, threeway Dulichium arundinaceum (L.) Britt. E smartweed, common pennsylvania Polygonum pensylvanicum L. var. laevigatum Fern. E smartweed, dotted Polygonum punctatum Ell. E smartweed, longroot Polygonum amphibium L. var emersum Michx. E smartweed, penn Polygonum pensylvanicum L. E smartweed, pennsylvania Polygonum pensylvanicum L. E smartweed, swamp Polygonum hydropiperiodes Michx. E smartweed, water Polygonum amphibium L. var stipulaceum Coleman E spikerush, beaked Eleocharis rostellata (Torr.) Torr. E spikerush, common Eleocharis palustris (L.) Roemer & J.A. Schultes E spikerush, needle Eleocharis acicularis E spikerush, robbins Elocharis robbinsii E spikerush, slender Eleocharis tenuis (Willd.) Schult. var. verrucosa (Svens.) Svens. E sprangletop, amazon Leptochloa panicoides (J. Presl) A.S. Hitchc. E sprangletop, bearded Leptochloa fusca (L.) Kunth ssp fascicularis (Lam.) N. Snow E sprangletop, muronate Leptochloa panicea (Retz.) Ohwi ssp. Brachiata (Steudl.) N. Snow E stargrass, water Heteranthera dubia (Jacq.) MacM. S stonecrop, ditch Penthorum sedoides L. E swampprivet, eastern Forestiera acuminata (Michx.) Poir. E thoroughwort, lateflowering Eupatorium serotinum Michx. E ticktrefoil Desmodium Desv. E touch-me-not Impatiens spp. E verbena, swamp Verbena hastata L. E water dock, greater Rumex orbiculatus Gray E water plantain, american Alisma subcordatum E watercress Rorippa nasturtium-aquaticum (L.) Hayek E waterhyssop, disk Bacopa rotundifolia (Michx.) Wettst. F waterlily, white Nymphaea odorata Ait. spp tuberosa (Paine) Wiersma & Hellquist F watermeal, columbian Wolffia columbiana Karst. N watermilfoil, eurasian Myriophyllum spicatum L. S watermilfoil, northern Myriophyllum sibiricum Komarov S waternymph, brittle Najas minor All. S waternymph, nodding Najas flexilis (Willd.) Rostk. & Schmidt S waternymph, slender Najas gracillima (A. Braun ex Engelm.) Magnus S waternymph, southern Najas guadalupensis (Spreng.) Magnus S waterplantain, american Alisma plantago-aquatica L. E waterweed, canadian Elodea canadensis Michx. S whitegrass Leersia virginica E whitestar Ipomoea lacunosa L. E wildcelery Vallisneria americana Michx. S wildrye, virginia Elymus virginicus L. E willow, black Salix nigra Marsh. E willow, coastal plain Salix caroliniana Michx. E willow, peachleaf Salix amygdaloides Anderss. E willow, sandbar Salix exigua Nutt. E woodnettle, canadian Laportea canadensis (L.) Weddell E woodsorrel Oxalis L. E yellowcress, fernald's Rorippa palustris (L.) Bess. ssp fernaldiana (Butters & Abbe) Jonsell E
U.S. Department of the Interior |
U.S. Geological Survey
