生活型

herb

形態特徵

• Small tufted herbs with unpleasant odor; stems erect or widely spreading, often procumbent at base, 18–25 cm long, sparingly covered with white straggling hairs.
• Leaves alternate, pinnatipartite, 1.5–2.5 cm long.
• Inflorescences axillary racemes, 1.5–3 cm long; flowers white, very small; sepals ovate, green with white margins; stamens usually 2; silicle of two oval lobes, emarginate, reticulate, 1.5 by 2 mm; pedicels 2 mm long.

分布

• 世界 : A widely distributed weed in Asia, Europe and North America, recently naturalized in Taiwan.

引證標本

TAIPEI: Tanshui, Ying s. n. 1984; TAOYUAN: Chungli, Kuo 6134. TAINAN: Hsinhua, Hsu 13655A. PENGHU: Kuoh 2501; Shiyu, Hsu 14041.

參考文獻

• YING, SHAO-SHUN, Flora of Taiwan, second edition 2: 756. 1996.  (Fl. Taiwan 2nd edit.)