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

20. Eragrostis multicaulis Steudel, Syn. Pl. Glumac. 1: 426. 1854.

多秆画眉草 duo gan hua mei cao

Eragrostis niwahokori Honda; E. pilosa (Linnaeus) P. Beauvois var. imberbis Franchet; E. pulchra S. C. Sun & H. Q. Wang.

Annual. Culms tufted, erect or ascending, geniculate at base. Leaf sheaths glabrous at summit or with a few short hairs, compressed; ligules a line of hairs, 0.2–0.1 mm; leaf blades usually flat, 3–9 cm × 0.5–2.5 mm, glabrous. Panicle open, 4.5–9 × 1.5–3 cm; branches solitary or in pairs but base branches nearly whorled, glabrous in axils; pedicels usually shorter than spikelets. Spikelets dark green, 2.5–4.5 mm, 3–10-flowered. Glumes membranous, falling off at maturity, lower glume narrow, veins obscure, ca. 0.6 mm, upper glume oblong-ovate, 1-veined, ca. 1 mm. Lemmas membranous, semi-ovate in side vein, ca. 1.5 mm, middle vein keeled, falling off at maturity. Palea membranous, ca. 1 mm, apex blunt, along 2 keels ciliolate, persistent or tardily falling off at maturity. Stamens 3; anthers ca. 0.2 mm. Caryopsis ca. 0.8 mm, striate. Fl. and fr. late summer. 2n = 40.

Roadsides, waste fields, especially common in flower pots. Taiwan, Yunnan [India, Japan; SE Asia].


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