形態特徵

• Rhizome small, short, erect.
• Stipes 2-8 cm long, tufted, slender, dark purple to black, glossy; scales linear-lanceolate with black centers and brown margins; fronds small, narrow ovate in outline, to about 5 cm long by 2 cm broad; stipe longer than lamina, tripinnatifid to 4-pinnatifid; pinnae almost sessile, dissected into linear segments, acute at apex, texture thin, with only one veinlet per segment.
• Sori one per segment about 1 mm long.

分布

• 台灣 : Growing in crevices of limestone rocks.
• 世界 : West China, Vietnam.

引證標本

HUALIEN: Taroko, Suzuki 16360; Panpien, Nakamura 4947.

參考文獻

• SHIEH, WANG-CHUENG, DEVOL, CHARLES E. and KUO, CHEN-MENG, Flora of Taiwan, second edition 1: 459. 1994.  (Fl. Taiwan 2nd edit.)