生活型

shrub

形態特徵

• An evergreen shrub. Stems sparsely prickled, glabrous.
• Leaves mostly 5-foliolate, rarely 3, elliptic, 3.5–6 cm long, 2–2.8 cm wide, the apex acuminate or acute, the base obtuse, glabrous on both surfaces, inconspicuous-serrulate, the upper surface green, the lower surface pale-green; petioles of the lateral leaflets about 2 mm long; rachis glabrous, unarmed or with sparse prickles; stipules linear, caducous, serrate. .
• Flowers many, corymbose, 2–4 cm across; pedicels 1.5 cm long, pubescent; calyx-lobes triangular-lanceolate, 6–6.5 mm long, 2.5–3 mm wide, the apex caudate-acuminate, pubescent on both surfaces; petals 5, white, obovate or elliptic, 8–10 mm long, 5–6 mm wide, emarginate, styles villose.
• Fruits globose, glabrous, about 5 mm in diameter.

分布

• 台灣 : in the central mountains from medium to high altitudes
• 世界 : China.

引證標本

TAOYUAN: Kawakami & Sasaki s. n. 1908. MIAOLI: Keng & Kao s. n. 1958. NANTOU: Sun Moon Lake, Kudo & Sasaki s. n. 1929. CHIAYI: Yushan, Sasaki s. n. 1922.

參考文獻

• OHASHI, HIROYOSHI, Flora of Taiwan, second edition 3: 115. 1993.  (Fl. Taiwan 2nd edit.)