形態特徵

• Stipes tufted, 30 cm long, densely scaly; basal scales thin, ovate-lanceolate, brown, to 2 cm long; stipe and rachis grooved on upper side, pubescent along groove, hairs multicellular; the rachis groove open to the rachillae grooves; scales on underside becoming gradually smaller from base of stipe to tip of rachis but some larger scales intermingled with the small ones on the rachis and rachilla; laminae tripinnate to 4-pinnatifid; veins free, forking; pinnae lanceolate-falcate, acuminate, alternate, petiolate; pinnules subopposite or alternate, 3-4cm long, sessile; ultimate lobes serrulate, obtuse.

分布

• 世界 : Nepal, northern India, China.

引證標本

ILAN: Taipingshan, Chuang, Chao & Kao 4688. HSINCHU: Kuanwu, Shieh & Tsai 2137*. Tapachienshan, Kuo 1745. TAICHUNG: Anmashan, Feung & Kao 4411. NANTOU: Jenlun, Shieh & Tsai 1094; Hoshe, Kao 3887. CHIAYI: Mt. Alishan, DeVol 3312, Shieh & Tsai 1380. KAOHSIUNG: Shihshan, Huang 6497; Kuanshanyakou, Hsu 1460. PINGTUNG: East-West Highway, Huang 6576. TAITUNG: Kuanshan, Shieh & Tsai 1823. HUALIEN: Mukuashan, Kao 4179.

參考文獻

• SHIEH,WANG-CHUENG, DEVOL CHARLES E. and KUO, CHEN-MENG, Flora of Taiwan, second edition 1: 333. 1994.  (Fl. Taiwan 2nd edit., 台灣植物誌第二版)