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Dinghushan | Family List | Poaceae | Pogonatherum

Pogonatherum paniceum Hack.

金发草

Description from Flora of China

Saccharum paniceum Lamarck, Encycl. 1: 595. 1785; Per-otis polystachya Willdenow; Pogonatherum saccharoideum P. Beauvois, nom. illeg. superfl.

Culms stiffly erect at base, 30–60 cm tall, 1–2 mm in diam., hard and unbranched in lower part, repeatedly branched forming dense fascicles of very slender branchlets in upper part. Leaf sheaths glabrous or puberulous, mouth long ciliate; leaf blades stiff, 1.5–5.5 × 0.15–0.4 cm, scabrid, apex acuminate. Raceme 1.3–3 cm (excluding awns), yellowish; rachis internodes and pedicels ca. 1/2 spikelet length, hairs silky white. Sessile spikelet 2.3–3 mm, thinly cartilaginous; callus hairs shorter than spikelet; lower glume scabrid or puberulous on back, apex ciliate with 0.5–1 mm hairs; upper glume awn 1.3–2 cm; lower floret staminate, lemma slightly shorter than lower glume, palea subequaling lemma; awn of upper lemma 1.5–1.8 cm, weakly geniculate near base, column not strongly demarcated, limb very fine. Stamens 2, anthers ca. 1.8 mm. Pedicelled spikelet similar to sessile but smaller; lower glume awnless. Fl. and fr. Mar–Oct.

Mountain slopes, roadsides, streams; 100–2300 m. Guangdong, Guangxi, Guizhou, Hubei, Hunan, Sichuan, Taiwan, Yunnan [Afghanistan, Bhutan, India, Indonesia, Laos, Malaysia, Myanmar, Nepal, Pakistan, Thailand, Vietnam; SW Asia (Arabia), Australia (Queensland)].

生活型: 草本

栽培植物: 野生

特征: 同金丝草,但本种植株较大,无柄小穗长2.5--3毫米,含2小花,具2雄蕊,金丝草植株弱小,无柄小穗长2毫米,含1小花,1雄蕊

花期: 夏秋

果期: 夏秋

生境: 生于墙壁、石缝或土坡上

用途: 全草入药,利水通淋、清热凉血,治尿道感染、肾炎水肿、肝炎、中暑发热、吐血、血崩等

门中名: 种子植物门

亚门中名: 被子植物亚门

纲中名: 单子叶植物纲


 

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