Digitaria cognata is a species of grass known by the common names fall witchgrass,[2] Carolina crabgrass,[3] and mountain hairgrass.[4]
| Digitaria cognata | |
|---|---|
| |
| 1913 illustration[1] | |
Scientific classification 
| |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Monocots |
| Clade: | Commelinids |
| Order: | Poales |
| Family: | Poaceae |
| Subfamily: | Panicoideae |
| Genus: | Digitaria |
| Species: | D. cognata
|
| Binomial name | |
| Digitaria cognata | |
| Synonyms | |
|
Leptoloma cognatum | |
Description
editThis grass is a perennial without rhizomes. The roots are shallow. The erect stems grow up to 56 centimeters tall. The stem bases are tough and hairy.[2] The leaves are up to 12.6 centimeters long.[5] They are narrow, with "one side wavy, and the other smooth".[3] The inflorescence is a purple-tinged panicle with single-flowered spikelets.[3]
Uses
editThis grass provides graze for livestock and wild ungulates, and birds eat the seeds.[3]
References
edit- ^ illustration from Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. 3 vols. Charles Scribner's Sons, New York. Vol. 1: 124
- ^ a b Digitaria cognata. USDA Plants Profile.
- ^ a b c d Digitaria cognata. USDA NRCS Plant Fact Sheet.
- ^ Digitaria cognata. NatureServe.
- ^ Digitaria cognata. Archived 2016-03-04 at the Wayback Machine Grass Manual Treatment.