Microchloa kunthii

Common names: Kunth's smallgrass
Treatment appears in FNA Volume 25.

Plants perennial; forming small, dense tufts. Culms 5-30 cm. Sheaths generally shorter than the internodes; ligules 1-1.5 mm, ciliate; blades 1-1.5 mm wide, flat or folded, with thick, scabrous, white margins; cauline blades 1-2.5 cm; innovation blades to 6 cm. Panicle brances 6-15 cml rachises ciliate. Spikelets 2.5-3.5 mm; lemmas 2-2.5 mm, keel spilose, margins densely pilose, hairs 0.2-1 mm. 2n = 24, 40.


Microchloa kunthii grows on granitic outcrops on rocky slopes. Its range extends southward from Carr Canyon, Huachuca Mountains, Arizona and the Big Bend region of Texas through Mexico to Guatemala.

Selected References


Lower Taxa