Difference between revisions of "Torreyochloa pallida var. pauciflora"
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Latest revision as of 16:25, 11 May 2021
Culms 20-145 cm tall, (1.3)1.8-4.8 mm thick, usually erect. Ligules of larger cauline leaves 3-9 mm; widest cauline blades 3.6-18 mm wide. Panicles (3)5-25 cm long, (1)2-14 cm wide, 1.2-5.75(7.5) times as long as wide, narrowly to widely conic, ovoid, or obovoid. Spikelets 3.6-6.9 mm, with (3)4-8 florets. Lower glumes 0.7-1.6 mm; upper glumes 0.9-1.8 mm; lemmas 2.2-3.3 mm, truncate or obtuse to acute; anthers of lowest floret 0.5-0.7 mm.
Distribution
Colo., N.Mex., Wash., Utah, Alaska, Alta., B.C., Yukon, Idaho, Mont., S.Dak., Wyo., Ariz., Calif., Nev., Oreg.
Discussion
Torreyochloa pallida var. pauciflora grows in western North America, from sea level to 3500 m. Robust plants from Pacific lowland forests are often taller than 1 m; plants from farther east and higher elevations tend to be shorter.
Selected References
None.