BLEPHARIDACHNE Hack. In Engl.
Plants hermaphroditic or monoecious, rhizomatous, perennial (ours). Culms decumbent or mat forming, hairy; internodes solid,
terete. Leaves cauline or basal; sheaths terete, margins open; auricles absent; ligules absent or ciliate membrane;
blades flat or involute, pungent (with a white indumentum). Panicles narrow (to 4 cm long); primary branches appressed
(secondary branches appressed), terminating in a spikelet. Spikelets (occasionally unisexual) solitary, laterally compressed,
awned, subsessile or pedicellate; florets 4 (3rd floret fertile), callus hairy; reduced floret (2) at base and (1) apex;
disarticulation above glumes; glumes 1-veined, nearly equal, longer than spikelet, glabrous; lemmas 3-veined, membranous,
apex 2-cleft (three toothed), awned or mucronate, villous, veins hairy; paleas 2-veined, awnless, hairy.
Stamens 2-3; anthers yellow. Caryopses laterally compressed. Base chromosome number x=7.
A New World genus of about 3 species. This is a disjunct genus with one species in Argentina and two in
western North America. Hunziker and Anton (1979) reported morphological similarities to Monroa.