Comments
provided by eFloras
This is a valuable forage grass native to the North American prairie (Blue Grama).
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- Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
Description
provided by eFloras
Perennial. Culms densely tufted, erect, 15–60 cm tall. Leaf sheaths glabrous, in tight bundles at culm base; leaf blades flat or involute, 3–10 cm, 1–2 mm wide, usually glabrous. Inflorescence of (1 or)2(–4) distant racemes; racemes 2.5–5 cm, falcate at maturity, persistent, spikelets numerous, densely crowded, pectinate; rachis not extendedbeyond uppermost spikelet. Spikelets 5–6 mm; glumes lanceolate, persistent; lower glume linear-lanceolate, ca. 3.5 mm; upper glume lanceolate, 3.5–6 mm, sparsely villous on keel; lemma of fertile floret 5–5.5 mm, dorsally villous, lateral veins extended into 3 short awns at apex, intermediate lobes acute; 2nd floret ca. 2 mm, densely long-villous at rachilla apex, cleft to the base, lobes rounded, awns 3, scabrous, ca. 5 mm; 1 or 2 additional broad awnless rudiments sometimes present. Fl. and fr. summer to autumn. 2n = 28, 35, 42, 61, 77.
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- Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
Habitat & Distribution
provided by eFloras
Cultivated in China [native to North America (including Mexico)].
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- Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
Synonym
provided by eFloras
Chondrosum gracile Kunth, Nov. Gen. Sp. 1: 176. 1815 ["1816"]; Actinochloa gracilis (Kunth) Willdenow ex Roemer & Schultes; Atheropogon gracilis (Kunth) Sprengel; Eutriana gracilis (Kunth) Trinius.
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- cc-by-nc-sa-3.0
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- Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA