形態特徵

• Rhizome short, suberect.
• Stipes tufted, glossy, purplish to dark brown, 3-10 cm long, scales at base of stipe few, clathrate, margins with hair-like projections; fronds pinnate, 20-50 cm long, 2-4 cm wide; rachis wingless, glossy and purplish like the stipe, usually bearing a bud at or near apex; pinnae articulate to rachis, caducous, 1-2 cm long, lower margin entire, auricled at base, upper margin and apex crenately toothed; lower pinnae deflexed; upper pinnae gradually shortened.
• Sori borne along veinlets, usually one on the auricle and a few on the distal part of the pinnae; indusia about 3 mm long.

分布

• 世界 : from Africa to Polynesia.

引證標本

TAIPEI: Yangmingshan, DeVol 4426. ILAN: Chilanshan, Chao s. n. 1966. TAOYUAN: Peichatienshan, Kuo 2535. HSINCHU: Tapachienshan, Huang 5392. MIAOLI: Nanchuang, Hsu 12523. TAICHUNG: Anmashan, Feung 4413. NANTOU: Chitou, DeVol 8215; Sun Moon Lake, Kuoh 3902. CHIAYI: Mt. Alishan, Kao 7190. KAOHSIUNG: Shanping, Yang 71; Tengchih, Kuo 2425. PINGTUNG: Tashulinshan, Kuo 1317. HUALIEN: Chingshuiyin, Hsu s. n. 1972.

參考文獻

• SHIEH, WANG-CHUENG, DEVOL, CHARLES E. and KUO, CHEN-MENG. 1994. Flora of Taiwan, second edition 1: 458. (Fl. Taiwan 2nd edit.)