生活型

herb

形態特徵

• Perennial erect herbs, 15-45 cm tall, pubescent.
• Leaves simple, radical, 18.3-30.7 mm long, 31.5-45.5 mm wide, ternately divided, widely ovate; pubescent on both surfaces; petioles 7.6-15 cm long. Terminal segments 15-32 mm long, 10-22 mm wide, ovate or widely elliptic; apex acute; base obtuse. Scapes 2, 13-29 cm long, upwardly ascending.
• Inflorescence an umbel or sometimes a single flower; Pedicels pubescent, 2.8-11.5 cm long; bracts 2 or 3, ternately divided, petiolate. Flowers 6-16 mm in diam., white. Sepals 5, 7-10 mm long, 4-6 mm wide, obovate or widely elliptic; apex obtuse or rounded; glabrous on adaxial side, pubescent on abaxial side. Stamens numerous, 20-35 mm long, glabrous; anthers 0.6-1.2 mm long, elliptic-globose; filaments linear.
• Carpels 20 or more, pubescent; styles short; ovaries pubescent, each with one pendulous ovule. Achenes 10 or more, 2-3 mm long, narrowly ovate-globose, sessile, puberulous.

分布

• 台灣 : in shady places in forests at high altitudes in the northern part of the island.
• 世界 : NE. mainland China, Korea and Japan.

引證標本

TAICHUNG: Tsueichi, Wang, Huang & Tang 4425.

參考文獻

• YANG, T. Y. ALECK and HUANG, TSENG-CHIENG. 1996. Flora of Taiwan, second edition 2: 511. (Fl. Taiwan 2nd edit.)