生活型

herb

形態特徵

• A twining herb.
• Leaves trifoliolate; leaflets ovate-rhomboidal, 2–4 cm long, obtuse at the apex, the lower surface tomentose; stipules narrowly ovate, 4–5 mm long, acute.
• Racemes nearly sessile, 10–20-flowered; flowers 8–10 mm long, yellow; calyx 6–8 mm long, the teeth lanceolate, acuminate.
• Pods oblong, swollen, constricted at the middle, 12–13 mm long.

分布

• 台灣 : In open grassland, thickets, margin of forest, roadside and wasteland, at elevation below 1,800 m high, throughout the whole island including the islets around.
• 世界 : Japan and China;

引證標本

TAIPEI: Wanfang, Huang 3346*. MIAOLI: Tahu, Huang & Huang 13242. TAICHUNG: Lishan-Wuling, Huang 3149. CHIAYI: Kuantzuling, Huang 1737. KAOHSIUNG: Tengchu, Ohashi et al. 12964; Kukan, Huang & Huang 13319. PINGTUNG: Nanjenshan-Chiupeng, Ohashi et al. 14408; Oluanpi, Huang & Huang 13520. TAITUNG: Lanyu, Huang 9476. HUALIEN: Chimei, Tateishi et al. 15685; Tienhsian, Huang & Huang 13352.

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: 360. .  (Fl. Taiwan 2nd edit.)