生活型

herb

形態特徵

• A trailing or twining herb; stems slender, clothed with spreading hairs.
• Leaves trifoliolate; terminal leaflets lanceolate to ovate, 3–5 cm long, acute or acuminate at apex; stipules lanceolate, 4 mm long.
• Flowers 1 cm long, yellow, in axillary lax-flowered pseudoracemes; calyx 4 mm long, subglabrous, the teeth lanceolate, as long as the tube.
• Pods linear, 5–6 cm long, about 5 mm wide, densely pubescent, 6–10-seeded.

分布

• 台灣 : In the open seaside, at elevation below 100 m high, spreading in the island.
• 世界 : Cosmopolitan in the tropical regions.

引證標本

TAIPEI: Chingshan, Huang 1767. CHANGHUA: Hsienhsi, Huang 2257*. PINGTUNG: Nanwan, Huang 13438. ILAN: Suao, Huang 1947.

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: 385. .  (Fl. Taiwan 2nd edit.)