Muhlenbergia sobolifera (Muhl.)
Rock Muhly

Habit: 		Perennial, leafy towards the summit, with numerous creeping scaly rhizomes, 2-3 mm. thick.
Culms: 		Erect or ascending, sparingly branches, 60-100 cm. tall, solitary or few in a
		tuft, scabrous below the glabrous nodes.
Blades: 	Flat, narrow towards the base, 8-12 cm. long, 3-8 mm. wide, occasionally
		larger at the time of flowering, aggregated along the middle part of the culm, scabrous.
Sheaths: 	Shorter than the internodes, or those of the branches overlapping.
Ligule: 	A short membrane, truncate.
Inflorescence: 	Panicle slender, somewhat nodding, 5-15 cm. long, finally exserted,
		the branches appressed, spikelet bearing from the base, overlapping above,
		spikelets on short scabrous pedicels, lateral panicles if present much shorter.
Spikelets: 	Mostly 2-2.5 mm. long, 1-flowered, flower perfect, rachilla disarticulating
		above the glumes.
Glumes: 	Subequal, 1-1.7 mm. long, broadly ovate, abruptly acuminate or awn-tipped,
		half to three fourths as long as the lemma, scabrous especially on the keel.
Lemmas: 	3-nerved, the midnerve produced into a short point, obtuse, elliptic,
		membranous, pubescent on the lower half, scabrous above.
Palea: 		Thin, subequal.
Fruit: 		Grain closely enveloped by the lemma.
Habitat: 	Rocky woods and thickets, cliffs and shrubbery.  September-October.
Kansas Range:	East half and Sheridan county.
Synonyms:	Muhlenbergia sobolifera (Muhl. ex Willd.) Trin. var. setigera Scribn.