Quercus coccinea (Scarlet Oak) |
Quercus macrocarpa (Bur Oak) |
Quercus montana (Chestnut Oak) |
Quercus palustris (Pin Oak) |
Quercus rubra (Red Oak) |
Quercus velutina (Black Oak) |
Rhamnus alnifolia (Alder-Leaved Buckthorn) |
Rhododendron groenlandicum (Labrador-Tea) |
Rhododendron maximum (Great Rhododendron) |
Rhus copallinum (Winged Sumac) |
Rhus glabra (Smooth Sumac) |
Rhus typhina (Staghorn Sumac) |
Ribes species (Currant) |
Robinia pseudoacacia (Black Locust) |
Rosa carolina (Carolina Rose) |
Rosa palustris (Swamp Rose) |
Rosa setigera (Prairie Rose) |
Rubus allegheniensis (Blackberry) |
Rubus hispidus (Bristly Dewberry) |
Rubus idaeus (Red Raspberry) |
Rubus occidentalis (Black Raspberry) |
Rubus odoratus (Purple-Flowering Raspberry) |
Rubus pubescens (Dwarf Raspberry) |
Rumex britannica (Great Water Dock) |
Sagittaria species (Arrowhead) |
Sambucus canadensis (Black Elderberry) |
Sambucus racemosa (Red Elderberry) |
Sassafras albidum (Sassafras) |
Scheuchzeria palustris (Pod-Grass) |
Schizachyrium scoparium (Little Bluestem) |
Scleria pauciflora (Few-Flowered Nutrush) |
Scutellaria incana (Downy Skullcap) |
Shepherdia canadensis (Canada Buffaloberry) |
Sicyos angulatus (Bur-Cucumber) |
Smilax species (Greenbriar) |
Solanum caroliniense (Horse-Nettle) |
Solidago species (Goldenrod) |
Sparganium species (Bur-Reed) |
Spiraea alba (Meadowsweet) |
Spiraea tomentosa (Steeplebush) |
Staphylea trifolia (Bladdernut) |
Symphoricarpos albus (Snowberry) |
Symphoricarpos orbiculatus (Coralberry) |
Symplocarpus foetidus (Skunk Cabbage) |
Thalictrum pubescens (Tall Meadow-Rue) |
Tilia species (Basswood) |
Toxicodendron radicans (Eastern Poison-Ivy) |
Toxicodendron rydbergii (Western Poison-Ivy) |
Toxicodendron vernix (Poison Sumac) |
Triadenum species (Marsh St. Johnswort) |