形態特徵

• Rhizome creeping, clothed with narrow brown scales.
• Stipes up to 100 cm long, stramineous or light-brown; lamina up to 150 cm long, ovate or oblong-ovate, simply pinnate with 3-10 pairs of pinnae, or the lowest pair of pinnae again pinnate with 1-3 pairs of pinnules; pinnae or pinnules narrowly elliptical, entire, base cuneate, apex shortly caudate-acuminate.
• Sori extending from costa almost to margin.

分布

• 世界 : W. China, Himalayas, Pakistan, S. India, Malaya, the Philippines and Java.

引證標本

NANTOU: Chitou, Huang 1483; Chingshuikou, Huang 423*. KAOHSIUNG: Shanping, Kuo 1933; Nanfengshon, Chuang 337.

參考文獻

• SHIEH, WANG-CHUENG, Flora of Taiwan, second edition 1: 245. 1994.  (Fl. Taiwan 2nd edit.)