Trillium vaseyi, the sweet wakerobin or sweet beth, is a spring flowering perennial plant which is found only in the southeastern United States, primarily in the southern part of the Appalachian Mountains but with a few populations farther south.
Potamogeton compressus is a species of aquatic plant known by the common names grass-wrack pondweed, flatstem pondweed and eel-grass pondweed.
Carex cumulata, common names clustered sedge, piled sedge, and piled-up sedge is a species of Carex native to North America. It is a perennial.
Desmodium sessilifolium, common name sessileleaf ticktrefoil, is a species of plant in the legume family, Fabaceae. It is native to North America.
Botrychium simplex, the little grapefern, is a species of fern in the family Ophioglossaceae that is native to North America and Greenland. It is a perennial.
Linum intercursum, common names sandplain flax and sandplain wild flax, is a perennial plant native to the United States.
Carex polymorpha common names variable sedge and many forms sedge, is a perennial species of Carex native to North America.
Carex prairea, common name prairie sedge, is a species of Carex native to North America. It is a perennial.
Potamogeton ogdenii, common name Ogden's pondweed, is a perennial plant native to North America.
Carex sterilis, common names dioecious sedge, sterile sedge and Atlantic sedge, is a perennial plant native to North America.
Cuscuta coryli, synonym Grammica coryli, common name hazel dodder, is a perennial plant in the Cuscutaceae family native to North America.
Trichostema brachiatum, commonly known as fluxweed or false pennyroyal, is a species of plant endemic to North America.
Linum sulcatum, common names yellow flax, grooved yellow flax, grooved flax, and yellow wild flax is a plant native to the United States and Canada.
Dichanthelium scabriusculum common names tall swamp rosette-panicgrass, tall swamp panicgrass, rough panic-grass and panic grass, is a species of plant found in North America. It is listed as endangered in Connecticut, Maryland, and New York (state). It is listed as threatened in Massachusetts.
Paspalum laeve common name field paspalum, is a plant found in North America.
Potamogeton confervoides, common names pondweed, alga-like pondweed, algae-like pondweed, and Tuckerman's pondweed is a species of plant found in North America. It is listed as endangered in Connecticut, as a special concern in Maine, as threatened in Massachusetts, New York (state), Pennsylvania, and Wisconsin. It is listed as historical in Rhode Island.
Potamogeton gemmiparus, is a species of plant found in North America. It is also known as Potamogeton pusillus var. gemmiparus, common names capillary pondweed, slender pondweed, and budding pondweed. It is listed as threatened in Connecticut and in New Hampshire, as rare in Indiana, and as a special concern in Rhode Island.
Potamogeton hillii, common name Hill's pondweed, is a species of plant found in North America. It is listed as endangered in Connecticut, Ohio, and Pennsylvania. It is listed as a special concern in Massachusetts and as threatened in Michigan and New York (state).
Potamogeton strictifolius, common names straight-leaved pondweed, pondweed,straight-leaf pondweed, and narrow-leaved pondweed, is a species of plant found in North America. It is listed as endangered in Connecticut, Illinois, Indiana, Massachusetts, and in New York (state). It is listed as possibly extirpated in Maine, and presumed extirpated in Ohio.
Sporobolus clandestinus, common names rough dropseed and rough rushgrass, is a species of grass found in North America. It is listed as endangered in Connecticut., Maryland, New York (state), and Pennsylvania. It is listed as threatened in Kentucky.
