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Leaves
Russ Kleinman @http://swbiodiversity.org, Usage Rights: Attribution-Non-Commercial (CC BY-NC) | Seedhead
Max Licher @http://swbiodiversity.org, Usage Rights: Creative Commons Attribution-ShareAlike (CC BY-SA) | | | | | | | | | |
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Origin: Native Season: Warm
Habitat Description: Found in sandy soils of stream courses and in other disturbed soils.
Plant Communities: Riparian, Disturbed Areas
Elevation: 4500 - 6000 feet
Similar Species: Eragrostis mexicana
Desc: Tufted annual grass with erect to geniculate stems; branching at base and above; the only hairs a tuft of white hairs at the apex of the sheath; lacking a groove in the fruit.
Identification notes: Tufted annual grass; erect or spreading, 4 to 32 inches tall, collar typically very hairy. Spikelets very narrow, appressed. Blades mostly flat, may be rolled along the edge, 1 to 6 inches long, 1/8 to 1/6 inch wide, mostly smooth on both surfaces.
Grass Type: Annual Rhizomes: N Stolons: N
Large Dense Clump (> 2 feet): Y Bushy (highly branched): Y
Height with Seedheads: 24 to 36 inches
Seedhead Structure: Branched - open and spreading Seedhead Droops: N
Flowering Period: Jul - Nov
Number of Flowers per Spikelet: Multi-flowered Spikelets One-sided: N
Awns: Absent Three Awns: N Awns Bent: N
Flower and Seedhead Notes: Seedhead is terminal, branched, usually open, rising above upper leaves, 2 to 10 inches long, 1 to 6 inches wide, egg-shaped to pyramidal, with 1 to 3-inch long primary branches that are solitary or paired on the lowest two nodes.
Blade Hairy: N Blade with White Margin: N Blade Cross Section: Flat or involute
Blade Notes: Flat to curled, hairless and smooth, 1/4 to 8 inches long.
Sheath Hairy: Y Tuft of Hairs Top of Sheath or Collar: Y Ligules: Hairy
Auricles (Ear-like lobes at base of blades): N
Vegetative Notes: Sheaths hirsute, hairs less 1/16 inch; collar covered with soft hairs at margin; ligule is a dense row of minute white hairs.
Forage Value: Not available.
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