生活型

herb

形態特徵

• Annual or biennial herb, erect, 15-35 cm tall; stem pilose, somewhat reddish with glandular hairs.
• Leaves round or circular with deeply palmate lobes, surface pubescent, 1.2-5.5 cm broad, petioles 2-10(12) cm long; stipules 4 at each node. Flowers 2, axillary or subterminal, actinomorphic, 5-7 mm in diameter; peduncles somewhat reddish, 0.5-1.2(1.5) cm long, pilose; pedicels 0.6-1.4 cm long, pilose; bracts 2, linear to linear-triangular, ca. 1.5 mm long; sepals 5, pilose on outside, 2.5-3.5 mm long; petals 5, bilobed, pink to magenta, 2.5-4 mm long.
• Stamens 10, 2-whorled, anthers ellipsoid, 0.5-0.8 mm long. Ovary 4-8 mm long; styles 5, ca. 1 mm long.
• Capsules light brown to brown, scabrous, 0.9-1.2 cm long. Seeds light brown, oblong, 1.4-1.8 mm long, glabrous.

分布

• 台灣 : it occurs at about 1,800-2,300 m in elevation in the Central Mountain Range, and is usually found in open grasslands near roadsides or vegetable farms.
• 世界 : Native to Europe, northern Africa, Western Asia, Soviet Middle Asia, and the Caucasus. Introduced to the north-central Pacific, the Americas, eastern Asia, and New Zealand. This species is naturalized in Japan and has been recorded as

引證標本

Taichung Co., Hoping Township: Huan Shan. elev. 1,850 m, May 10, 2001, Y. Y. Huang et al. 395 (HAST, TNM); Nantou Co., Jenai Township: Central-Cross-Island Highway # 103.2 Km, elev. 2,250 m, Apr. 16, 2002, C. M. Wang 5473 (TNM), Jenai Township: Chiyanchung. elev., 2,250 m, Sep. 15, 2005, C. M. Wang 8244 (TNM); Oct. 12, 2005, C. M. Wang et al., 8308 (TNM).

參考文獻

• Chih-Hsiung Chen and Chiu-Mei Wang, Taiwania 52(3): 270-275. 2007.