Festuca idahoensis |
Festuca valesiaca |
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bluebunch fescue, Idaho fescue |
Valais fescue |
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Habit | Strongly tufted perennial, usually glabrous, the hollow culms 4-10 dm. tall. | |
Leaves | Sheaths open, usually glabrous; ligules 0.3-0.6 mm. long, highest on the sides; blades mostly basal, filiform, folded-involute, up to 10 cm. long. |
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Flowers | Inflorescence a narrow panicle 7-15 cm. long, the branches erect to ascending; spikelets 5- to 7-flowered; first glume narrowly lanceolate, about 3.5 mm. long, 1-nerved; second glume oblong-lanceolate, about 5 mm. long, 3-nerved; lemmas rounded, about 6.5 mm. long, with a stout awn 2-5 mm. long; palea equal to the lemma. |
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Festuca idahoensis |
Festuca valesiaca |
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Flowering time | May-July | May-July |
Habitat | Grasslands and sagebrush desert to dry mountain slopes, occasionally to the subalpine. | Roadsides, pastures, and grasslands. |
Distribution | Occurring chiefly east of the Cascades crest in Washington; British Columbia to California, east to the Rocky Mountains and northern Great Plains.
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Occurring on both sides of the Cascades crest in Washington; Washington to California, east to Idaho. |
Origin | Native | Introduced from Europe |
Conservation status | Not of concern | Not of concern |
Sibling taxa | ||
Web links |
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