生活型

herb

形態特徵

• An annual herb; stems prostrate or trailing, clothed with grey appressed hairs.
• Leaves pinnate, compound, 2.5–7 cm long; leaflets usually 9–11 cm, alternate, oblanceolate to obovate, sometimes linear, 10–20 mm long, rarely up to 20 mm long, clothed with a few appressed hairs on lower surface.
• Racemes about as long as the leaves; flowers small, violet-purple.
• Pods linear, straight, 4-anguled, 10–20 mm long, glabrescent; 8–10-seeded.(Fruit長寬seed長寬=68:9:9:3)

分布

• 台灣 : In the dry and open place, including grassland, wasteland, roadside, at elevation below 1200 m high, throughout the whole island.
• 世界 : India, southern China, southern Africa;

引證標本

TAIPEI: Pinglin, Huang 8003. TAOYUAN: Tachi, Huang 1992. CHANGHUA: Hsienhsi, Huang 2255. NANTOU: Wushe, Ohashi et al. 12264; Puli, Huang & Huang 13156*. KAOHSIUNG: Yesuchie, Huang 13289. PINGTUNG: Mancho-Chialoshui, Huang 222; Chialoshui, Huang & Huang 13001.

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: 305. .  (Fl. Taiwan 2nd edit.)