生活型

shrub

形態特徵

• Perennial erect shrubs, to 2 m tall, branches coated with appressed hairs, phyllotaxis alternate.
• leaf pinnate, ca. 5 cm long, leaflets 7 – 9, opposite, elliptical to obovate, base acute to obtuse, apex round, notched or not, to 25 mm long, covered with appressed hairs on both surfaces, stipules lanceolate, ca. 1.5 mm long, racemes axillary, 5 – 12 cm long, calyx 5-toothed, apex acute.
• Flowers red, petals 3 – 4 mm long, abaxial surface of petals coated with appressed hairs, stamens 10, diadelphous, each anther with a extended peak at apex.
• Pods linear, cylindrical, straight, 2 – 2.5 cm long, apex beaked, 5 – 9 seeded, seed cylindrical, ca. 2 mm long.

分布

• 台灣 : at roadside slopes in low elevations of northern and southern Taiwan and in middle elevations of central Taiwan.
• 世界 : native to Japan and central China.

引證標本

Miaoli Co., Touwu Town, Mingtesan Bridge, 3 Aug 2007, M.-J. Jung z080302 (HAST, TAIF), same loc., 22 Aug 2007, M.-J. Jung z082201 (HAST, NHU, TAIF); Nantou Co., Hsinyi Town, Tungpu to Tungpu Tunnel, 3 Jul 2006, C.-Y. Lin s. n. (NCKU), same loc., 30 Aug 2008, P.-F. Lu 16850 (TAIF); Kaohsiung Co., Gangshan Town, Akungtien Reservoir, 14 Apr 2002, T. Y. A. Yang & T. C. Chou 14765 (HAST).

參考文獻

• Ming-Jer Jung, Ming-Jou Wu and Shih-Wen Chung, Taiwania 54(4): 391-398. 2009.
• Huang, S. F. & T. C. Huang, Taiwania 32(1): 11-118. 1987.