Difference between revisions of "Eustachys distichophylla"
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Revision as of 20:25, 24 September 2019
Culms 60-140 cm, erect. Blades to 31 cm long, 10-15 mm wide, usually folded, apices obtuse. Panicles with 10-36 branches; branches 6-17 cm, flexible. Spikelets 2.4-3 mm; florets 2(3). Lower glumes (1.2)1.5-2 mm, lanceolate, apices acute; upper glumes 1.6-2.6 mm, narrowly oblong, apices truncate or bilobed, awned, awns 0.3-0.6 mm; calluses with a few hairs, hairs about 0.3 mm; lowest lemmas (2.2)2.5-2.9 mm, lanceolate, not strongly keeled, keels glabrous, lateral veins with strongly spreading, white, 1-1.8 mm hairs, apices acute to mucronate; second lemmas 1.2-2 mm, oblanceolate, apices obtuse, third rudimentary lemma occasionally present. Caryopses 1.1-1.2 mm. 2n = 40.
Distribution
Calif., Fla., Tex., Ga.
Discussion
Eustachys distichopbylla is native to South America, but is now established along sandy roadsides, fields, and waste areas in the southern United States.
Selected References
None.