生活型

herb

形態特徵

• An erect or decumbent herb, with many branches, covered with fine silky hairs.
• Leaves simple, oblong to lanceolate, 2–3 cm long, 7–15 mm wide, obtuse at the apex; stipules lanceolate, reflexed, persistent.
• Racemes 2–3-flowered; bracts linear, persistent; calyx 17 mm long, covered with brown silky hairs; corolla 13 mm long, yellow, not longer than the calyx.
• Pods oblong, 3 cm long, 1 cm wide, glabrous, 20–30-seeded.(fruit長seed長寬=43:8:6)

分布

• 台灣 : In open sandy seaside, grassland, roadside, margin of forest, at elevation of below 1800 m high, throughout the island.
• 世界 : In India to China, Malaysia and the Philippines.

引證標本

HSINCHU: Lienhua Temple, Huang & Huang 12693. NANTOU: Tungyuan-Lushan, Huang 1834. KAOHSIUNG: Tengchu, Ohashi et al. 13068. PINGTUNG: Machia, Huang & Kao 7508. TAITUNG: Changping, Huang 1724.

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: 224. .  (Fl. Taiwan 2nd edit.)