Agrostis bacillata Hack.

Agrostis bacillata Hack. Oesterr. Bot. Zeits. 52: 59. 1902
Perennial; culms slender, cespitose, erect, glabrous, 1or 2-noded near base, 15-30 cm. tall; leaves mostly in a short basal cluster, the sheaths glabrous; ligule acute, 2-3 mm. long; blades convolute, setaceous, glabrous except the margins, or scaberulous, mostly not more than 6 cm. long, the upper culm-blade shorter, at or below the middle; panicle ovate, open, 5-8 cm. long, the axis and branches glabrous, the branches 3-5 in a fascicle, spreading, somewhat flexuous, branched about the middle; spikelets on pedicels (branches of the second order) longer than themselves; glumes lanceolate-oblong, acute, glabrous including the somewhat thickened keel, 1.5-2 mm. long; lemma glabrous, a little shorter than the glumes; palea as long as the lemma; prolongation of the rachilla slender, nearly as long as the lemma, tapering to a fine point.
Type locality: Cerro de la Muerte, 3100 meters, Costa Rica (Pillier 10477). DISTRIBUTION: Paramos, Costa Rica.