| Family | Scientific Name | Common Name | Habitat | Distribution | Image |
|---|---|---|---|---|---|
| Poaceae | Piptatheropsis canadensis | Mountain Ricegrass, Canada Piptatherum | Sandy barrens on quartzite. | NL (Newfoundland) west to BC, south to n. NY, MI, and WI; disjunct at Panther Knob, Pendleton County, WV. |  (c) Martineau, Nate - CC-BY-NC, permission granted to NCBG |
| Poaceae | Piptatheropsis pungens | Sharp Piptatherum | Dry soils. | NL (Labrador), NU, and YT south to NJ, WV, IN, IL, IA, SD, and CO. |  (c) Foster, Rob - CC-BY |