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FOC | Family List | FOC Vol. 22 | Poaceae | Alopecurus

6. Alopecurus longearistatus Maximowicz, Prim. Fl. Amur. 327. 1859.

长芒看麦娘 chang mang kan mai niang

Alopecurus mandshuricus Litvinov.

Annual, loosely tufted. Culms geniculately ascending, 15–30 cm tall. Leaf sheaths lax, smooth, glabrous, upper sheaths sometimes inflated; leaf blades soft, 3–9 cm, 1–3.5 mm wide, abaxial surface smooth, glabrous, adaxial surface closely ribbed, scaberulous; ligule 2–4 mm. Panicle narrowly cylindrical, 4–7 cm, pale green, appearing villous from long slender awns, base often included in uppermost leaf sheath. Spikelets narrowly oblong, 2.5–3 mm; glumes membranous, smooth, keels and lateral veins ciliate, margins connate at base, apices obtuse; lemma equaling or slightly longer than glumes, margins connate below middle, awned from lower 1/4–1/3, apex obtuse; awn exserted 3 mm or more from spikelet, straight. Anthers orange, 0.4–0.8 mm. Fl. and fr. May–Jun. 2n = 14.

Damp sandy or muddy river banks and lake shores. Heilongjiang [Russia (Far East)].


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