生活型

herb

形態特徵

• A small suffrutescent herb, up to 50 cm high, with triquetrous branches.
• Leaves simple, elliptic-oblong, 2–3 cm long, 0.7–1 cm wide, obtuse at both ends, pellucido-punctate above, obscurely ciliate along the margin; petioles about 1 mm long; stipules minute, caducous, triangular.
• Racemes long-stalked, 1–3-flowered; calyx 5-lobed; corolla pale-yellow, 1–1.2 cm long.
• Pod oblong-cylindrical, subsessile, 2 cm long; seeds glabrous and shiny.(fruit長寬seed長寬=38:8:2.5:2)

分布

• 台灣 : In open grassland, wasteland, at elevation of below 300 m high, in the southern part.
• 世界 : Tropical Asia.

引證標本

PINGTUNG: Chuanfanshih, Lu & Ou 1547 (Holotype of C. triquetra var. garambiensis Liu & Lu TCF!); Tachienshan, Huang 3326*.

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: 236. .  (Fl. Taiwan 2nd edit.)