Comprehensive DescriptionRead full entry
Grass Family (Poaceae). Cutthroat grass is native, warm season, robust, rhizomatous perennial. The height ranges from 2 to 4 feet. The leaf blade has a narrow keel from 16 to 18 inches long and is twisted when dry. The leaf sheath is mostly basal and overlapping, keeled, wide, and cuts back sharply at collar. The ligule has a membrane about 1/32 inches long. The seedhead is an open purple panicle 8 to 10 inches long.
Distribution: For current distribution, please consult the Plant Profile page for this species on the PLANTS Web site.