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

1. Cyrtococcum oxyphyllum (Hochstetter ex Steudel) Stapf, Hooker’s Icon. Pl. 31: t. 3096. 1922.

尖叶弓果黍 jian ye gong guo shu

Panicum oxyphyllum Hochstetter ex Steudel, Syn. Pl. Glumac. 1: 65. 1853; Cyrtococcum pilipes (Nees & Arnott ex Buse) A. Camus; Panicum hermaphroditum Steudel; P. pilipes Nees & Arnott ex Buse.

Culms rambling, smooth and glabrous, 15–50 cm tall. Leaf sheaths glabrous to pubescent, ciliate on one margin; leaf blades narrowly lanceolate, 5–18 × 0.5–1.5 cm, glabrous to pilose, midvein abaxially distinct, apex acuminate; ligule 1–1.5 mm. Panicle 3–12 × 1–2 cm, contracted, branches ascending, up to 3 cm, pilose with long scattered hairs or hairs mostly confined to the axils; pedicels stout, short. Spikelets reddish brown at maturity, ca. 2 mm, glabrous except for some hairs at the base (hairs up to 2/3 length of lower glume); glumes 3-veined, acute, the lower 1.2–1.5 mm, the upper slightly shorter than spikelet; lower lemma obtuse or subtruncate; upper lemma yellowish or yellowish brown, smooth and shining. Anthers ca. 1 mm. Fl. and fr. Oct–Mar. 2n = 36.

Damp places in shade. Guangdong, Guangxi, Hainan, Yunnan [Bhutan, India, Malaysia, Myanmar, Philippines, Sri Lanka, Vietnam; Australia].


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