Northeastern Asian Flora
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Cenchrus alopecuroides (L.) Thunb.   (redirected from: Pennisetum alopecuroides f. erythrochaetum (Ohwi) Ohwi)
Family: Poaceae
[Cenchrus purpurascens Thunb., moreGymnotrix japonica var. viridescens Miq., Panicum alopecuroides L., Pennisetum alopecuroides (L.) Spreng., Pennisetum alopecuroides f. anacanthum Hayashi, Pennisetum alopecuroides f. erythrochaetum (Ohwi) Ohwi, Pennisetum alopecuroides f. purpurascens (Thunb.) Ohwi, Pennisetum alopecuroides f. viridescens (Miq.) Ohwi, Pennisetum alopecuroides subsp. sordidum (Koidz.) T.Koyama, Pennisetum alopecuroides var. albiflorum Y.N.Lee, Pennisetum alopecuroides var. erythrochaetum Ohwi, Pennisetum alopecuroides var. viridescens (Miq.) Ohwi, Pennisetum chinense Steud., Pennisetum compressum R.Br., Pennisetum compressum var. viridescens (Miq.) Rendle, Pennisetum dispiculatum L.C.Chia, Pennisetum japonicum Trin., Pennisetum japonicum var. viridescens (Miq.) Palib., Pennisetum purpurascens (Thunb.) Kunth, Pennisetum purpurascens var. viridescens (Miq.) Makino, Strobilanthes japonica var. viridescens (Thunb.) Miq.]
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  • Japan Flora
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Japan Flora: Tufted, stout perennial 30-80 cm. high; culms erect, densely white-pubescent in upper part; leaf-blades 30-60 cm. long, 5-8 mm. wide, gradually acuminate, glaucous and scabrous above, often loosely con­volute, long-hairy near the mouth; ligules very short, ciliolate; sheaths slighdy keeled, smooth; spike terminal, solitary, cylin- dric, 10-15 cm. long, about 2 cm wide; involucres with 1 spikelet, the pedicels 2-3 mm. long, the bristles 5-30 mm. long, unequal, scabrous; spikelets about 7 mm. long, lanceolate or broadly so, acute; glumes rather chartaceous, the first minute, the second about half as long as the spikelet, narrowly oblong, acute; sterile lemma as long as the fertile, both broadly lan­ceolate and acute; Aug.-Nov. Grassy places and waste grounds in lowlands.

Hokkaido (sw. distr.), Honshu, Shi­koku, Kyushu; very common.  Korea, China, Formosa to Philippines. Our material consists of three phases based on the color of the involucral bristles.                   

f. purpurascens (Thunb.) Ohwi. Bristles dark purple; the commonest form.   

f. viridescens (Miq.) Ohwi. Bristles pale green.

f. erythrochaetum Ohwi. Bristles red.

Cenchrus alopecuroides
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Development supported by College of Agriculture and Life Sciences of Seoul
National University and Korea National Arboretum of Korea Forest Service.
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