Eastern Mojave Vegetation | Coll. No. 3041, Calamagrostis purpurascens. |
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Photographed 21 December 2023.
Coll. No. 3041, 3 July 2023, characters observed: Perennial grass, to 40 cm., no rhizomes seen; Leaves, sheath, 12 cm., open, ligule, membranous, 4 mm., auricles, 0, blade, 15 cm. × 3 mm. wide, flat, scabrous, also adaxially densely and minutely hairy between the ribs; Inflorescence, <leaves, 1 per culm, panicle, 110 mm. × 12 mm. wide; Rachis, not extended; Spikelets, many, 8 mm. × 1 mm. wide, similar; Glumes, lower, 6 mm., veins, 1, upper, 5 mm., > lowest floret, veins, 1 (3?), keeled, awns, 0; Florets, 1* per spikelet; *Rachilla, extended beyond upper floret as though there could be another floret up there, hairy; Callus, short straight white hairs; Lemma, 4 mm., < glumes, green, veins, 5, glabrous, tip, toothed, awns, 1, 7 mm., bent, attached, near base of lemma; Palea, 4 mm., < lemma, membranous; Achene, 1.7 mm., green.
Article records that use this photograph:
Other photos about Species - Poaceae or Calamagrostis purpurascens.
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Date and time this page was prepared: 9/22/2024 4:53:10 PM |