生活型

herb

形態特徵

• An erect or sometimes trailing annual herb
• Terminal leaflets narrowly elliptic or narrowly ovate, acute at apex, cuneate at base, not lobed, glabrous above, thinly pubescent beneath, 3–8 cm long, 1–3.5 cm wide.
• Flowers crimson or brownish-red, about 1.5 cm long.
• Pods linear, 5–9 cm long, about 3 mm wide, appressed hairs, 15–30-seeded.

分布

• 台灣 : Naturalized in the open wasteland, roadside and grassland, at elevation below 100 m high, in the southern part.
• 世界 : Native to neotropics;

引證標本

TAINAN: Tsengwen Water Reservior, Huang et al. 14629. KAOHSIUNG: Kanshantou, Huang 13277. PINGTUNG: Oluanpi, Huang 13220; Chialoshui, Huang & Huang 13002; Soting, Huang & Huang 13415. TAITUNG: Soka, Huang & Huang 14070.

參考文獻

• Huang, S. F. & T. C. Huang, Taiwania 32(1): 11-118. 1987.
• Huang, S. F. & T. C. Huang, Flora of Taiwan, second edition 3: 331. .  (Fl. Taiwan 2nd edit.)