dcsimg

Comprehensive Description

provided by North American Flora
Muhlenbergia flabellata Mez, Repert. Sp. Nov. 17: 213. 1921
Perennial ; culms slender, erect or ascending, glabrous, about 35 cm. tall ; sheaths flabellately clustered at 2 or 3 of the nodes, strongly compressed but not keeled, closely overlapping, glabrous or the upper minutely puberulent, the culms more or less branching at these clusters; ligule thin, acute, about 5 mm. long; blades erect, continuous with the sheath, linear, flat, acute, flocculent-pubescent on the upper surface, faintly puberulent beneath, 2-5 cm. long, 1-2 mm. wide; panicles erect, narrow, 4-6 cm. long, the axis glabrous or nearly so, the branches scaberulous, appressed, floriferous from base, 1-2 cm. long, the pedicels puberulent; glumes unequal, glabrous, the first obtusish, 1 mm. long, the second broad, strongly 3-nerved, tridentate, about 2 mm. long; lemma lanceolate, brown, minutely and sparsely pilose at base, scaberulous on the upper half, awned from between 2 minute teeth, about 3.5 mm. long, the awn scaberulous, somewhat flexuous, about 5 mm. long.
Type locality: Near the summit of Cerro de Buena Vista, Costa Rica, 3100 meters altitude (Pittier. Inst. Fis.-Geogr. 3372).
Distribution: Known only from the type collection.
license
cc-by-nc-sa-3.0
bibliographic citation
Albert Spear Hitchcock. 1935. (POALES); POACEAE (pars). North American flora. vol 17(6). New York Botanical Garden, New York, NY
original
visit source
partner site
North American Flora