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Chinese Plant Names | Family List | Poaceae | Microstegium

Microstegium delicatulum (Hook. f.) A. Camus


Description from Flora of China

Pollinia delicatula J. D. Hooker, Fl. Brit. India 7: 117. 1896 ["1897"].

Annual. Culms very slender, weak, rambling, ascending to ca. 50 cm, nodes pilose. Leaf sheaths glabrous or with scattered setae, one margin ciliate; leaf blades linear-elliptic, thin, flaccid, 6–10 × 0.5–0.8 cm, thinly hispid on adaxial surface with tubercle-based hairs, puberulous on abaxial surface, base setose, apex acuminate, setaceous; ligule ca. 0.5 mm. Racemes 3–5, pale, slender, erect, 3–6 cm; rachis internodes linear, inflated upward, shorter than spikelet, margins ciliate. Sessile spikelet 2–2.5 mm; callus hairs ca. 1 mm; lower glume oblong, back flat or shallowly grooved, smooth, glossy, scabrid near apex, veins obscure, keels shortly ciliolate above middle, apex broadly obtuse; upper glume sharply keeled, apex acute, minutely mucronate; lower floret absent; upper lemma tiny, ca. 0.2 mm, broad, rounded; awn geniculate, 6–8 mm; upper palea ca. 0.2 mm. Anthers 3, ca. 1 mm. Pedicelled spikelet similar to sessile or reduced and awnless. Fl. and fr. Oct–Dec.

Forest margins; ca. 600 m. Yunnan [Myanmar, Thailand].


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