Cenchrus longispinus (Hack.) Fernald
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Authority
Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.
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Family
Poaceae
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Scientific Name
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Description
Species Description - Spreading or ascending annual 2–8 dm, usually branched; sheaths villous-ciliate distally; blades 6–18 cm × 3–7 mm; burs hairy, 8–12 × 3.5–6 mm (spines excluded), with numerous (mostly 45–75) retrorsely barbed, slender spines 3.5–7 mm, the lower spines relatively short and pointed downward; spikelets 2–3(4) per bur, 6–8 mm, exserted at the tip, visible down to the middle through the lateral cleft in the bur; 2n=34. A weed in sandy soil or disturbed habitats; Me. to Fla., w. to N.D., Oreg., Calif. and Tex.
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Common Names
common sandgrass