形態特徵

• Stipes 10-30 cm long, base clothed with blackish, shining, rigid, ovate-lanceolate to lanceolate scales, those on rachis lanceolate to linear, intermixed with light brownish ones.
• Lamina bipinnatifid to bipinnate, narrowly lanceolate, 18-44 cm long, 4-12 cm broad, coriaceous; pinna falcate-lanceolate, 2.3-7 cm long, 7-17 mm broad, margin white-callose, incised; small scales on undersurface of pinna linear-deltoid, margin entire.
• Sori dorsal on veinlets; indusia small, crenate on margin, caducous.

分布

• 台灣 : in medium altitude of central and southern part.
• 世界 : Nepal ,India and China.

引證標本

TAICHUNG: Tahsuehshan, Kuo 7468; Lishan, Kuoh, Chuma & Chang 8753. NANTOU: Yunhai to Tienchih, Liu 1441. CHIAYI: Alishan, Wang 1875; Yushan, Hsu 3445. PINGTUNG: Peitawushan, Wang 2195.

參考文獻

• SHIEH,WANG-CHUENG, DEVOL CHARLES E. and KUO, CHEN-MENG. 1994. Flora of Taiwan, second edition 1: 343. (Fl. Taiwan 2nd edit.)