生活型

herb

形態特徵

• Annuals; culms slender, basal nodes branching and rooting, decumbent, 15-50 cm high.
• Blades narrowly ovate to linear-lanceolate, more or less covered with appressed short hairs, 4-12 cm long, 4-8 mm wide, acute; ligule rounded, 0.5-1 mm long; sheath ciliate along margins and mouth of sheath.
• Panicle 5-15 cm long, branches and pedicels capillary. Spiklelets gibbous abaxially, laterally compressed, ca. 1.5 mm long, usually purplish brown; lower glume ovate, acute, 3-veined, ca. 1/2 as long as spikelet; upper glume boat shaped, obtuse, 3-veined, ca. 2/3 as long as spikelet; lower lemma nearly as long as spikelet, margins ciliated, 5-veined; upper lemma ca. 1.5 mm long, glabrous, gibbous, with a scar at summit, shortly pedicellate; upper palea oblong, included in upper lemma.

分布

• 台灣 : in open forest and shady places.
• 世界 : Southeastern Asia.

引證標本

ILAN: Chaochi, Hsu 830, Kueishan, Hsu 884. TAIPEI: Hsienkungmiao, Hsu 22; Kuanyingshan, Hsu 1159. TAOYUAN: Neili, Hsu 1249. MIAOLI: Senghsing, Hsu 1364; Taen, Hsu s. n. TAICHUNG: Kukuan, Hsu 457. CHANGHUA: Pakuashan, Mori 656. NANTOU: Chingshuikou, Huang 24. PINGTUNG: Kenting, Hsu 1100-3. TAITUNG: Chipen, Hsu 976; Tsaopu, Hsu 1079. HUALIEN: Yuli, Suzuki 5368.

參考文獻

• HSU, Chien-Chang, Flora of Taiwan, second edition 5: 465. 2000.  (Fl. Taiwan 2nd edit.)