形態特徵

• Rhizome short, erect.
• Stipes 1-4 cm long, slender, tufted, brown and scaly at base; scales black, very narrow, linear, attenuate; fronds small, lanceolate, pinnate to bipinnate, 3-15 cm long including stipe; rachis green, groove on upper side open to rachilla grooves; lowest pinna somewhat shortened, apex pinnatifid, pinnae petiolate, pinnules flabellulate, cuneate, apices toothed, without a costa, veins forking.
• Sori 2-3 per plnnule.

分布

• 世界 : Korea, Japan, China.

引證標本

HSINCHU: Tapachienshan Kuo 1716. MIAOLI: Tahu, Simozawa s. n. 1938. NANTOU: Chitou, Kuoh 3699. CHIAYI: Mt. Alishan, Kuo 3186; Tongpu, Suzuki 13244. HUALIEN: Chingshuishan, Nakamura 5323; Panpien, Fukuyama 4801.

參考文獻

• SHIEH, WANG-CHUENG, DEVOL, CHARLES E. and KUO, CHEN-MENG, Flora of Taiwan, second edition 1: 462. 1994.  (Fl. Taiwan 2nd edit.)