生活型

herb

形態特徵

• A perennial erect herb, up to 60–100 cm high.
• Leaves trifoliolate; leaflets linear-oblanceolate, 10–25 mm long, 2–4 mm wide, retuse or rounded at the apex, the upper surface nearly glabrous, the lower surface clothed with appressed hairs.
• Flowers 2–4, axillary, fascicled, nearly without peduncles; pedicels 1–2 mm long; calyx 3–4 mm long, deeply 5-cleft, the lobes narrow lanceolate; corolla 6–7 mm long, whitish-yellow, violet-striped at the base.
• Pods suborbicular, 3 mm long, longer than the calyx.

分布

• 台灣 : In open place, including roadside, wasteland, grassland, hill slope, river bank, at elevation below 3,100 m high, throughout the whole island.
• 世界 : Japan, China, Korea, the Ryukyus, India, and Australia;

引證標本

TAIPEI: Huang 298. ILAN: Nanfangao, Huang 1884; Nanao, Huang & Huang 13362. TAICHUNG: Senkuan, Huang 7295; Lishan, Huang 3151*. NANTOU: Kuankao-Tungpu, Huang 8554; Yunghai, Huang 939. KAOHSIUNG: Tengchu, Ohashi et al. 12779. TAITUNG: Hsingwulu, Huang 3201. HUALIEN: Cholu, Tateishi et al. 15519; Tayuling-Chihen, Huang 162.

引用文獻

• Huang, S. F. & T. C. Huang, Taiwania 32(1): 11-118. 1987.
• Huang, S. F. & T. C. Huang, Flora of Taiwan, second edition 3: 319. .  (Fl. Taiwan 2nd edit., 台灣植物誌第二版)