Cottea pappophoroides
Common names: Cotta grass
Treatment appears in FNA Volume 25. Treatment on page 289.
Culms 25-70 cm. Blades 5-15 cm long, 4-7 mm wide. Panicles 8-15 cm long, 2-6 cm wide, green or purplish; branches loosely ascending. Spikelets 5-10 mm (including the awns). Glumes 4-5 mm; lemmas 3-4 mm, conspicuously long-pilose basally, awns and teeth more or less alternating. Caryopses about 1.5 mm, plump, elliptical; embryos about 1/2 as long as the caryopses. 2n = 20.
Distribution
Ariz., N.Mex., Tex.
Discussion
Cottea pappophoroides grows on open hillsides from Arizona and Texas south to central Mexico, and from Ecuador to Argentina.
Selected References
None.
Lower Taxa
None.