形態特徵

• Rhizome creeping, about 3 mm thick, densely scaly; scales light-brown , concolorous, ovate or ovate-oblong, obtuse or acutish at the apex, rounded at the base, about 4 mm long by 2-3 mm wide, the luminae all clear.
• Fronds distant, stipes 2.5 cm long, rather thick, stramineous , glabrous; lamina lanceolate, acuminate, 25 cm long by 3 cm wide, thin-chartaceous or nearly herbaceous in texure; veins more or less distinct.
• Sori large, round, about 3 mm in diameter.

分布

• 世界 : S. China.

引證標本

NANTOU: Chitou, Imaseki (Herb. Tokyo Science Museum and Herb. Tokyo Univ.)

參考文獻

• SHIEH, WANG-CHUENG, DEVOL, CHARLES E. and KUO, CHEN-MENG, Flora of Taiwan, second edition 1: 491. 1994.  (Fl. Taiwan 2nd edit.)