Northeastern Asian Flora
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Dimeria ornithopoda Trin.   (redirected from: Dimeria ornithopoda subsp. subrobusta (Hack.) S.L.Chen)
Family: Poaceae
[Andropogon roxburghianus Schult., moreAndropogon stipiformis Steud., Dimeria filiformis Hochst. ex Miq., Dimeria heterantha S.L.Chen & G.Y.Sheng, Dimeria higoensis Honda, Dimeria hirtella B.S.Sun, Dimeria mikii Honda, Dimeria ornithopoda f. microchaeta (Trin.) Hack., Dimeria ornithopoda subsp. subrobusta (Hack.) S.L.Chen, Dimeria ornithopoda var. genuina Hack., Dimeria ornithopoda var. nana Keng & Y.L.Yang, Dimeria ornithopoda var. parva Keng & Y.L.Yang, Dimeria ornithopoda var. plurinodis (Keng & Y.L.Yang) S.L.Chen & G.Y.Sheng, Dimeria ornithopoda var. subrobusta Hack., Dimeria ornithopoda var. tenera (Trin.) Hack., Dimeria ornithopoda var. yakusimensis Honda, Dimeria parva (Keng & Y.L.Yang) S.L.Chen & G.Y.Sheng, Dimeria stipiformis (Steud.) Miq., Dimeria tenera Trin., Psilostachys filiformis Dalzell & A.Gibson]
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  • Japan Flora
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Japan Flora: Annual; culms erect or from ascending base, cespitose or solitary, 7-40 cm. long; leaf-blades linear, the margins often slightly re­curved, 4-7 cm. long, 3-5 mm. wide; ligules ovate, obtuse, hyaline, glabrous, 1-2.5 mm. long; sheaths rather short, gla­brous or sparsely long-hairy, smooth; inflorescence terminal and from axils of upper leaves; racemes 1-5, commonly 2 or 3, erect, sessile, 2-8 cm. long, pale green to pale brown; rachis not jointed; spikelets compressed, appressed to the rachis, nearly sessile, lanceolate, acute, 2.5-4 mm. long, with a tuft of very short hairs at base; first glume linear-lanceolate, mem­branous, with a scabrous, purplish keel, the second as long, lanceolate; fertile lemma hyaline, about 2/3 as long as the glumes, 2-toothed, 1-nerved, the awn between the teeth, 2-10 mm. long, geniculate and twisted, minutely scabrous. Aug.-Oct. Wet places in lowlands.

Hokkaido, Honshu, Shi­koku, Kyushu; common. India, Malaysia, and Australia.

subvar. microchaeta Hack. Awnless.  Occurs with the species.

Dimeria ornithopoda
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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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