UW Burke Herbarium species comparison

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Muhlenbergia asperifolia

or alkali muhly, scratchgrass
Habit Strongly rhizomatous, yellowish-green perennial, the culms solid, glabrous, 1-3 dm. tall.
Leaves

Sheaths open;

ligules truncate, 0.5-1 mm. long;

blades flat, scabrous-margined, 1-2 mm. broad.
Flowers

Inflorescence a large, open panicle, often half as long as the total height of the plant;

spikelets usually 1-flowered, but occasionally 2-flowered;

glumes nearly equal, puberulent on the keel, the first 1-nerved, about 1 mm. long, the second slightly wider;

lemmas up to half again as long as the glumes, 3-nerved, minutely awn-tipped;

palea slightly longer than the lemma, 2-nerved.

Muhlenbergia asperifolia
Flowering time June-September
Habitat Dry to moist alkaline places.
Distribution
Occurring east of the Cascades crest in Washington; British Columbia to California, east to the Great Plains.
[WildflowerSearch map]
[BONAP county map]
Origin Native
Conservation status Not of concern
Sibling taxa
M. andina, M. filiformis, M. glomerata, M. mexicana, M. minutissima, M. richardsonis
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Unless otherwise noted, all data comes from the University of Washington's Burke Herbarium.



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