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

1. Eriochloa villosa (Thunberg) Kunth, Révis. Gramin. 1: 30. 1829.

野黍 ye shu

Paspalum villosum Thunberg in Murray, Syst. Veg., ed. 14, 105. 1784; Eriochloa villosa var. stenantha Ohwi; Pani-cum tuberculiflorum Steudel.

Annual. Culms erect or geniculately ascending, branching, 30–100 cm tall, nodes pubescent. Leaf sheaths loose, glabrous, pubescent or ciliate along one margin; leaf blades broadly linear, 5–25 × 0.5–1.5 cm, pubescent, margins firm, wavy, scaberulous, apex acute. Inflorescence axis 7–15 cm; racemes 4–8, 1.5–4 cm, erect or only slightly diverging; spikelets single, closely overlapping in 2 rows; axis and rachis densely pubescent, rachis margins and pedicels villous with spreading hairs. Spikelets ovate-elliptic, plump, thinly cartilaginous, dully shining, 4.5–5(–6) mm, acute, basal swelling ca. 0.5 mm; free portion of lower glume a ca. 0.2 mm truncate frill; upper glume and lower lemma 5–7-veined, puberulous, lower palea absent; upper lemma weakly rugulose, subacute. Fl. and fr. Jul–Oct. 2n = 54.

Mountain slopes, moist places. Anhui, Fujian, Guangdong, Guizhou, Heilongjiang, Henan, Hubei, Jiangxi, Jiangsu, Jilin, Nei Mongol, Shaanxi, Shandong, Sichuan, Taiwan, Tianjin, Yunnan, Zhejiang [Japan, Korea, Russia (Far East), Vietnam].


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