Muhlenbergia breviligula Hitchc.

Muhlenbergia breviligula Hitchcock, sp. nov
Perennial, rather robust, culms erect, scaberulous, 1-1.5 meters tall, the crowded lower sheaths compressed-keeled; sheaths keeled, scaberulous, broader than the base of the blade; ligule a very short membranaceous rim, the base of the blade just above densely short-pubescent ; blades elongate, flat or folded, very scabrous, 1-3 mm. wide, the numerous old lower blades persistent as a flexuous bushy tuft; panicle narrow, rather loose, somewhat nodding, purplish, 25-35 cm. long, the axis scabrous, the branches slender, ascending, very scabrous, 10-15 cm. long, the capillary branchlets appressed, loosely flowered, the pedicels pubescent below the spikelets; glumes about equal, narrow, acute or acuminate, scabrous, especially on the keel, 2.5-3 mm. long; lemma acute, strongly 3-nerved, sparsely appressed-pilose below, densely so toward the margin and on the lower part of the palea, a little more than 2 mm. long, awned, the awn flexuous, 1-1.5 cm. long.
Perennis; culmi erecti scaberuli 1-1.5 m. alti; vaginae carinatae scaberulae, inferioribus imbricatis compressis carinatis; ligula brevissima; laminae elongatae planae vel plicatae scaberrimae 1-3 mm. latae; panicula angusta 25-35 cm. longa, ramis ascendentibus 10-15 cm. longis; glumae aequales acuminatae scabrae 2.5-3 mm. longae; lemma infra appresso-pilosum 2.2 ram. longum, arista 1-1.5 cm. longa flexuosa.
Type collected on clay hill, alt. 1500 meters, Guatemala City, December 2, 191 . A. S. Hitchcock 9063 (U. S. Nat. Herb. no. 9958S8). Other specimens, all from Guatemala, are Hitchcock 9064, 9 WO. from Guatemala City; Cook b' Doyle 60. from Secanquim.

Muhlenbergia breviligula là một loài thực vật có hoa trong họ Hòa thảo. Loài này được Hitchc. mô tả khoa học đầu tiên năm 1935.