| Family |
Taxon |
Common Name | Photographs |
| Rubiaceae |
Galium circaezans Michx. var. hypomalacum Fernald |
forest bedstraw, licorice bedstraw, wild licorice |
|
| Rubiaceae |
Galium concinnum Torr. & A.Gray |
pretty bedstraw, shining bedstraw |
|
| Rubiaceae |
Galium obtusum Bigelow subsp. obtusum |
blunt-leaf bedstraw, wild madder |
|
| Rubiaceae |
Galium trifidum L. subsp. trifidum |
northern three-lobed bedstraw, small bedstraw |
|
| Rutaceae |
Zanthoxylum americanum Mill. |
common prickly-ash, northern prickly-ash |
|
| Salicaceae |
Populus grandidentata Michx. |
big-tooth aspen, large-toothed aspen |
|
| Santalaceae |
Comandra umbellata (L.) Nutt. subsp. umbellata |
bastard-toadflax, false toadflax |
|
| Saxifragaceae |
Penthorum sedoides L. |
ditch stonecrop |
|
| Scrophulariaceae |
Agalinis aspera (Douglas ex Benth.) Britton |
rough agalinis, rough false foxglove, tall false foxglove |
|
| Scrophulariaceae |
Agalinis paupercula (A.Gray) Britton |
small-flowered false foxglove, smooth false foxglove |
|
| Scrophulariaceae |
Agalinis paupercula (A.Gray) Britton var. paupercula |
small-flowered false foxglove, smooth false foxglove |
|
| Scrophulariaceae |
Agalinis skinneriana (A.W.Wood) Britton |
pale false foxglove, Skinner's false foxglove |
|
| Scrophulariaceae |
Agalinis tenuifolia (Vahl) Raf. |
common agalinis, common false foxglove |
|
| Scrophulariaceae |
Castilleja sessiliflora Pursh |
downy yellow painted-cup, downy paintbrush, downy painted-cup |
|
| Scrophulariaceae |
Linaria canadensis (L.) Dum.Cours. var. canadensis |
annual toadflax, blue toadflax, Canada toadflax |
|
| Scrophulariaceae |
Veronicastrum virginicum (L.) Farw. |
Culver's-physic, Culver's-root |
|
| Selaginellaceae |
Selaginella rupestris (L.) Spring |
dwarf spike-moss, northern selaginella, rock spike-moss |
|
| Solanaceae |
Physalis heterophylla Nees var. heterophylla |
clammy ground-cherry |
|
| Solanaceae |
Physalis virginiana Mill. var. virginiana |
lance-leaved ground-cherry, obedient plant, Virginia ground-cherry |
|
| Solanaceae |
Solanum dulcamara L. |
bittersweet nightshade, climbing nightshade, deadly nightshade |
|
| Tiliaceae |
Tilia americana L. var. americana |
American basswood, American linden, basswood |
|
| Ulmaceae |
Celtis occidentalis L. |
northern hackberry |
|
| Ulmaceae |
Ulmus americana L. |
American elm, white elm |
|
| Urticaceae |
Boehmeria cylindrica (L.) Sw. |
small-spike false nettle |
|
| Urticaceae |
Laportea canadensis (L.) Wedd. |
Canadian wood-nettle |
|
| Urticaceae |
Parietaria pensylvanica Muhl. ex Willd. |
Pennsylvanian pellitory |
|
| Verbenaceae |
Verbena stricta Vent. |
hoary verbena, hoary vervain |
|
| Violaceae |
Viola blanda Willd. var. palustriformis A.Gray |
sweet white violet |
|
| Violaceae |
Viola pedata L. |
bird's-foot violet |
|
| Violaceae |
Viola sororia Willd. |
door-yard violet, common blue violet, hairy wood violet |
|
| Vitaceae |
Vitis riparia Michx. |
frost grape, river bank grape |
|