形態特徵

• Rhizome slender, long-creeping, short-hairy.
• Stipes 20-30 cm long, brown, short-hairy or roughened when old; lamina 30-75 cm long, deltoid-ovate, herbaceous, bi- to tripinnate, the large lower pinnae opposite, the smaller upper pinnae often alternate; ultimate pinnules oblong, lobed to crenate, apex rounded.
• Sori intramarginal, exposed.

分布

• 世界 : Central and S. China, Himalayas, India, Ceylon, Indo-China, Malay Peninsula, S. Korea, Japan.

引證標本

TAIPEI: Wulai, Shieh s. n. 1970. HSINCHU: Tapachienshan. Kuoh 3226. TAICHUNG: Tungshih, Chen 1448; Lishan, Shieh 436. NANTOU: Chitou, Shieh 683; Sun Moon Lake, Shieh & Tsai 9084*. KAOHSIUNG: Nanfeng, Chuang 3346. TAITUNG: Chihpen, Shieh 1508. HUALIEN: Taroko, Liu et al. 125.

參考文獻

• SHIEH, WANG-CHUENG, Flora of Taiwan, second edition 1: 156. 1994.  (Fl. Taiwan 2nd edit.)