Northeastern Asian Flora
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Digitaria radicosa (J.Presl) Miq.   (redirected from: Syntherisma formosana var. hirsuta Honda)
Family: Poaceae
[Digitaria chinensis var. hirsuta Ohwi, moreDigitaria formosana Rendle, Digitaria formosana var. hirsuta (Honda) Henrard, Digitaria radicosa var. hirsuta (Ohwi) C.C.Hsu, Digitaria tenuispica Rendle, Digitaria timorensis (Kunth) Balansa, Digitaria timorensis var. hirsuta (Ohwi) Henrard, Panicum formosanum (Rendle) Makino & Nemoto, Panicum radicosum J.Presl, Panicum sanguinale var. timorense (Kunth) Hack., Panicum timorense Kunth, Syntherisma formosana (Rendle) Honda, Syntherisma formosana var. hirsuta Honda]
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  • Japan Flora
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Japan Flora: Deep green slender annual, nearly glabrous throughout; culms long-creeping, branching, erect in upper part, smooth, often purplish; leaf-blades thin, flat, broadly linear, 4-7 cm. long, 4-10 mm. wide, with few long hairs near the base; ligules 1-1.5 mm. long; sheaths smooth, usually glabrous; racemes 2-4, digitate, slender, spreading, the rachis 4-7 cm. long, smooth on margins; spikelets lanceolate, 2.8-3 mm., rarely 2.5 mm. long, acuminate, green; first glume nearly absent, the second membranous, lanceolate, 3-nerved, pubescent, 3/5-2/3 as long as the spikelet; sterile lemma lanceolate, acuminate, 5-nerved, pubescent toward the margin; fertile lemma herba­ceous, lanceolate,  acuminate, pale green, as long as the sterile one. July-Oct. Shaded places near dwellings.

Honshu (Kanto Distr, and westw.), Shikoku, Kyushu; rather com­mon. s. Korea, Ryukyus, Formosa, China, Indochina, Malaysia, and Micronesia.

Digitaria radicosa
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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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