Heracleum maximum   |
Cow Parsnip |
| Hibiscus laevis |
Halberdleaf Rosemallow |
| Hippuris vulgaris |
Common Mare's Tail |
| Hordeum pusillum |
Little Barley |
| Hypericum ascyron |
Great St. Johnswort |
| Hypericum mutilum |
Dwarf St. Johnswort |
| Hypericum prolificum |
Shrubby St. Johnswort |
| Hypericum punctatum |
Dotted St. John's Wort |
| Hypoxis hirsuta |
Yellow Stargrass |
| Ilex verticillata |
Common Winterberry |
| Impatiens capensis |
Jewelweed |
| Impatiens pallida |
Pale Touch-Me-Not |
| Iris missouriensis |
Rocky Mountain Iris |
| Iris virginica |
Wild Blue flag Iris |
| Juncus acuminatus |
Tapertip Rush |
| Juncus articulatus |
Jointleaf Rush |
| Juncus balticus |
Baltic Rush |
| Juncus brachycarpus |
Whiteroot Rush |
| Juncus brachycephalus |
Smallhead Rush |
| Juncus bufonius |
Toad Rush |
| Juncus canadensis |
Canadian Rush |
| Juncus effusus |
Common Rush |
| Juncus interior |
Inland Rush |
| Juncus longistylis |
Longstyle Rush |
| Juncus nodosus |
Knotted Rush |
| Juncus tenuis |
Path Rush |
| Juniperus communis |
Bush Juniper |
| Juniperus virginiana |
Eastern Red Cedar |
| Kalmia polifolia |
Bog Laurel |
| Ledum groenlandicum |
Bog Labrador Tea |
| Leersia lenticularis |
Catchfly Grass |
| Leersia oryzoides |
Rice Cut Grass |
| Leymus cinereus |
Basin Wildrye |
| Leymus condensatus |
|
| Liatris punctata |
Dotted Blazing Star |
| Liatris pycnostachya |
Prairie Blazing Star |
| Listera convallarioides |
Broadlipped Twayblade |
| Lolium arundinaceum |
Tall Fescue |
| Lolium perenne |
English Rye Grass |
| Lolium perenne ssp multiflorum |
Italian Ryegrass |
| Lotus corniculatus |
Birdsfoot trefoil |
| Ludwigia palustris |
Marsh Seedbox |
| Lycopodium annotinum |
Stiff Clubmoss |
| Lycopus americanus |
Cut-Leaved Bugleweed |
| Lycopus asper |
Rough Bugleweed |
| Lycopus virginicus |
Virginia Bugleweed |
| Lysimachia thyrsiflora |
Tufted Loosestrife |
| Malus ioensis |
Prairie Crabapple |
| Medicago lupulina |
Black Medick |
| Medicago sativa |
Alfalfa |
| Melilotus officinalis |
Yellow Sweet Clover |
| Mentha arvensis |
Wild Mint |
| Menyanthes trifoliata |
Buckbean |
| Mertensia virginica |
Virginia Bluebells |
| Monarda fistulosa |
Wild Bergamot |
| Monolepis nuttalliana |
Nuttall's Povertyweed |
| Morus alba |
White Mulberry |
| Morus rubra |
Red Mulberry |
| Muhlenbergia asperifolia |
Scratchgrass |
| Muhlenbergia frondosa |
Swamp Muhly Grass |
| Muhlenbergia glomerata |
Clustered Muhly Grass |
| Muhlenbergia racemosa |
Marsh Muhly Grass |
| Muhlenbergia richardsonis |
Mat Muhly |
| Muhlenbergia schreberi |
Nimblewill |
| Muhlenbergia uniflora |
Bog Muhly |
| Myosotis scorpioides |
True Forget-Me-Not |
| Myosurus minimus |
Tiny Mousetail |
| Myrica gale |
Sweetgale |
| Najas guadalupensis |
Southern Waternymph |
| Nassella viridula |
Green Needlegrass |
| Nelumbo lutea |
American Lotus |
| Oenothera biennis |
Evening Primrose |
| Osmorhiza depauperata |
Bluntseed Sweetroot |
| Osmunda cinnamomea |
Cinnamon Fern |
| Osmunda claytoniana |
Interrupted Fern |
| Osmunda regalis |
Royal Fern |
| Ostrya virginiana |
Ironwood |
| Pachysandra terminalis |
Japanese Pachysandra |
| Packera aurea |
Golden Ragwort |
| Packera cana |
Woolly Groundsel |
| Panicum dichotomiflorum |
Fall Panic Grass |
| Panicum miliaceum |
Broomcorn Millet |
| Panicum virgatum |
Switch Grass |
| Parnassia palustris |
Marsh Grass-Of-Parnassus |
| Parthenocissus quinquefolia |
Virginia Creeper |
| Pascopyrum smithii |
Western Wheatgrass |
| Pedicularis canadensis |
Wood Betony |
| Peltandra virginica |
Green Arrow Arum |
| Penstemon digitalis |
Smooth Penstemon |
| Penthorum sedoides |
Ditch Stonecrop |
| Petasites sagittatus |
Arrow-Leaved Sweet Coltsfoot |
| Phalaris arundinacea |
Reed Canary Grass |
| Philadelphus coronarius |
Sweet Mock Orange |
| Phleum pratense |
Timothy |
| Phlox divaricata |
Wild Blue Phlox |
| Phlox maculata ssp maculata |
Wild Sweetwilliam |
| Phlox subulata |
Moss Phlox |
| Photinia melanocarpa |
Black Chokeberry |
| Phragmites australis |
Common Reed Grass |
| Physocarpus opulifolius |
Ninebark |
| Phytolacca americana |
American Pokeweed |
| Picea abies |
Norway Spruce |
| Picea glauca |
White Spruce |
| Picea mariana |
Black Spruce |
| Pinus banksiana |
Jack Pine |
| Plantago major |
Common Plantain |
| Plantago patagonica |
Pursh's Plantain |
| Poa annua |
Annual Bluegrass |
| Poa compressa |
Canada Bluegrass |
| Poa palustris |
Fowl Bluegrass |
| Poa pratensis |
Kentucky Bluegrass |
| Poa trivialis |
Rough Bluegrass |
| Polemonium occidentale |
Western Polemonium |
| Polygonum amphibium |
Water Knotweed |
| Polygonum hydropiper |
Marshpepper Knotweed |
| Polygonum hydropiperoides |
Swamp Smartweed |
| Polygonum persicaria |
Spotted Ladysthumb |
| Polygonum punctatum |
Dotted Smartweed |
| Polygonum sagittatum |
Arrowleaf Tearthumb |
| Polygonum viviparum |
Alpine Bistort |
| Polypogon monspeliensis |
Annual Rabbitsfoot Grass |
| Pontederia cordata |
Pickerelweed |
| Populus alba |
White Poplar |
| Populus balsamifera |
Balsam Poplar |
| Populus deltoides |
Cottonwood |
| Populus deltoides ssp monilifera |
Plains Cottonwood |
| Populus tremuloides |
Quaking Aspen |
| Potamogeton diversifolius |
Waterthread Pondweed |
| Prunella vulgaris |
Heal-All |
| Prunus pensylvanica |
Pin Cherry |
| Psathyrostachys juncea |
Russian Wildrye |
| Puccinellia nuttalliana |
Nuttall's Alkaligrass |
| Quercus bicolor |
Swamp White Oak |
| Quercus macrocarpa |
Bur Oak |
| Quercus rubra |
Northern Red Oak |
| Quercus velutina |
Black Oak |
| Ranunculus abortivus |
Kidney-Leaved Buttercup |
| Ranunculus cymbalaria |
Alkali Buttercup |
| Ranunculus flammula |
Greater Creeping Spearwort |
| Ranunculus hispidus |
Hispid Buttercup |
| Ranunculus longirostris |
Longbeak Buttercup |
| Ranunculus pensylvanicus |
Bristly Buttercup |
| Ranunculus repens |
Creeping Buttercup |
| Ranunculus sceleratus |
Cursed Buttercup |
| Ratibida columnifera |
Red Prairie Coneflower |
| Rhamnus alnifolia |
Dwarf Alder |
| Ribes americanum |
Wild Black Currant |
| Ribes lacustre |
Prickly Currant |
| Robinia pseudoacacia |
Black Locust |
| Rorippa sessiliflora |
Sissile-Flowered Yellow Cress |
| Rosa acicularis |
Prickly Rose |
| Rosa eglanteria |
Sweetbriar Rose |
| Rubus allegheniensis |
Allegheny Blackberry |
| Rubus alumnus |
Oldfield Blackberry |
| Rubus argutus |
UNKNOWN |
| Rubus baileyanus |
Bailey's Dewberry |
| Rubus chamaemorus |
Cloudberry |
| Rubus hispidus |
|
| Rubus idaeus ssp strigosus |
Grayleaf Red Raspberry |
| Rubus occidentalis |
Black Raspberry |
| Rubus parviflorus |
Thimbleberry |
| Rudbeckia hirta |
Black-Eyed Susan |
| Rudbeckia laciniata |
Tall Coneflower |
| Ruellia humilis |
Wild Petunia |
| Rumex maritimus |
Golden Dock |
| Sagittaria cuneata |
Arumleaf Arrowhead |
| Sagittaria latifolia |
Broad-Leaved Arrowhead |
| Salix alba |
White Willow |
| Salix candida |
Sage-Leaved Willow |
| Salix discolor |
Pussy Willow |
| Salix eriocephala |
Missouri River Willow |
| Salix lucida |
Shining Willow |
| Salix lutea |
Yellow Willow |
| Salix nigra |
Black Willow |
| Salix pentandra |
Laurel Willow |
| Salix sericea |
Silky Willow |
| Schizachyrium scoparium |
Little Bluestem |
| Schoenoplectus fluviatilis |
River Bulrush |
| Schoenoplectus heterochaetus |
Slender Bulrush |
| Schoenoplectus maritimus |
Cosmopolitan Bulrush |
| Schoenoplectus tabernaemontani |
Softstem Bulrush |
| Scirpus atrovirens |
Green Bulrush |
| Scirpus cyperinus |
Wool Grass |
| Scirpus georgianus |
Georgia Bulrush |
| Scirpus microcarpus |
Panicled Bulrush |
| Scirpus pallidus |
Cloaked Bulrush |
| Scirpus pedicellatus |
Woolgrass |
| Scirpus pendulus |
Rufous Bulrush |
| Scolochloa festucacea |
Common Rivergrass |
| Senecio integerrimus |
Lambstongue Ragwort |
| Senecio vulgaris |
Old Man In-the-Spring |
| Setaria italica |
Foxtain |
| Silphium perfoliatum |
Cup Plant |
| Sisyrinchium angustifolium |
Narrowleaf Blue Eyed grass |
| Solidago canadensis |
Canada Goldenrod |
| Solidago gigantea |
Giant Goldenrod |
| Sorbus americana |
American Mountain Ash |
| Sorbus decora |
Northern Mountain Ash |
| Sorghum bicolor |
Sorghum |
| Sorghum bicolor ssp drummondii |
Sudangrass |
| Sparganium americanum |
American Bur Reed |
