形態特徵

• Stipes 13-20 cm long, basal scales ovate or lanceolate, with dark-brown cilia on apical margin.
• Lamina pinnate to bipinnatifid, lanceolate, 15-25 cm long, 4-7 cm broad, acuminate at apex, subcoriaceous; pinna 2.5-4 cm long, 4-7 mm broad, narrowly lanceolate, apex acuminate, lower edge of base truncate, margin serrate, with stiff, spiny serration; small scales on undersurface of pinna clavate-linear, sometimes gland-like at apex.
• Sori terminal on veinlets; indusia orbicular with entire margin, persistent.

分布

• 台灣 : in medium altitude of southern east part, very rare.
• 世界 : West China.

引證標本

TAITUNG: Chihpenchushan, J. L. Tseng 13196.

參考文獻

• SHIEH,WANG-CHUENG, DEVOL CHARLES E. and KUO, CHEN-MENG. 1994. Flora of Taiwan, second edition 1: 351. (Fl. Taiwan 2nd edit.)