Scleropogon brevifolius
Common names: Burrograss
Treatment appears in FNA Volume 25. Treatment on page 44.
Stolons to 50 cm, wiry, internodes 5-15 cm. Culms (5)10-20 cm, erect. Ligules about 1 mm; blades 2-8(12) cm long, 1-2 mm wide. Bisexual spikelets 2-4 cm, staminate florets below the pistillate florets. Staminate spikelets 2-3 cm. Pistillate spikelets subtended by a glumelike bract; lemma bodies 2.5-3 cm. 2n = 40.
Distribution
Okla., N.Mex., Tex., Utah, Calif., Colo., Ariz., Nev.
Discussion
Scleropogon brevifolius grows on grassy plains and flats, generally being most abundant on disturbed or overgrazed land. Its North American range extends form the southwestern United States to central Mexico; its South American range is from Chile to northwestern Argentina.
Selected References
None.
Lower Taxa
None.