生活型

herb

形態特徵

• Rhizome elongated. Culms tufted, ca. 5 mm across.
• Blade to 30 cm long, 6 mm wide.
• Inflorescence of a single raceme, ca. 10 cm long. Spikelets paired, dimorphic; joint of rachis swollen, fused with pedicel of more or less reduced upper spikelet. Lower spikelet sunken in a cylindrical joint of rachis, ca. 4.2 mm long; lower glume coriaceous, broadly lanceolate, as long as spikelet, 7-9-nerved, tessellate nerved on upper part; upper glume of same texture, entirely sunken in cavity of joint of rachis, boat shaped, numerous nerved. Lower floret oblong, as long as glume; lemma 3-nerved, chartaceous, margins slightly folded and membranaceous; palea subcoriaceous, margins folded and membranaceous. Upper floret membranaceous; lemma broadly deltoid, margins folded; palea lanceolate or deltoid, 2-3 mm long.

分布

• 世界 : Tropical Asia and Africa, Malaysia, Australia and China.

引證標本

TAICHUNG: Tsolungpu, Hsu 4677. CHANGHUA: Pakuashan, Kuoh 1602. NANTOU: Lienhuachi, Suzuki s. n. 10 Jul 1930. KAOHSIUNG: Kaohsiung, Matuda s. n. 9 May 1916. PINGTUNG: Oluanpi, Hsu 516. TAITUNG: Chihpen, Hsu 336; Lanyu Is., Hsu 4797. TAINAN: Morimoto s. n. 9 Aug 1942*.

參考文獻

• HSU, Chien-Chang, Flora of Taiwan, second edition 5: 572. 2000.  (Fl. Taiwan 2nd edit.)