形態特徵

• Rhizome short; basal scales lanceolate, long attenuate, margins with protruding arms, dark brown, clathrate, lumina clear.
• Fronds elliptic, 12-15 cm long, 1.5 cm wide, apex long attenuate, widest at middle, gradually narrowed to base, costa inconspicuous, purplish, in lower 1/3 of frond; stipe very short.
• Sporangia borne in deep grooves; paraphyses dark brown, capitate.

分布

• 世界 : Java, Malaya, the Philippines and the Ryukyus.

引證標本

TAICHUNG: Tungshih, Simozawa 97. NANTOU: Hosya ( Kusunokizinzya), Suzuki 216. TAITUNG: Inter Kiriyama et Tiponzae, Suzuki 10995.

參考文獻

• SHIEH, WANG-CHUENG, CHIOU, WEN-LIANG and DEVOL, CHARLES E., Flora of Taiwan, second edition 1: 255. 2004.  (Fl. Taiwan 2nd edit.)