| Wedgescales | |
|---|---|
 | |
| Sphenopholis obtusata | |
Scientific classification  | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Monocots |
| Clade: | Commelinids |
| Order: | Poales |
| Family: | Poaceae |
| Subfamily: | Pooideae |
| Supertribe: | Poodae |
| Tribe: | Poeae |
| Subtribe: | Aveninae |
| Genus: | Sphenopholis Kunth. |
| Type species | |
| Reboulea gracilis | |
| Synonyms | |
| |
Sphenopholis is a genus of North American and Hawaiian plants in the grass family.
They are known generally as wedgescales.
- Species
- Sphenopholis filiformis - longleaf wedgescale - TX OK AR LA TN MS AL GA FL NC SC VA PA
- Sphenopholis intermedia - slender wedgescale - Canada (every province + territory except Nunavut), USA (every state except California + Hawaii)
- Sphenopholis interrupta - CO OK AZ NM TX LA, Baja California
- Sphenopholis longiflora - Texas wedgescale - TX OK AR LA
- Sphenopholis nitida - shiny wedgescale - Ontario, eastern half of United States
- Sphenopholis obtusata - prairie wedgescale - widespread in contiguous United States + southern Canada, plus Hawaii, Mexico + Hispaniola
- Sphenopholis × pallens - scattered locations in eastern half of USA—hybrid S. obtusata × S. pensylvanica
- Sphenopholis pensylvanica - swamp wedgescale - eastern half of USA