形態特徵

• Rhizome short-creeping; scales dark brown, clathrate, lumen clear, denticulate.
• Stipes 1-2 cm long, approximate; fronds 20-40 cm long, 2.5-3.5 cm wide, lanceolate, pinnate; pinnae linear, falcate, adnate by broad base, lower pinnae narrowed to small lobes, decurrent to a narrow wing; stipe and rachis bearing abundant, dark brown, patent hairs; margins and surfaces of lamina sparingly hairy; venation usually more or less hidden, midrib and lateral veins sometimes visible.
• Sori marginal; sporangia borne in cavities at the ends of pinnae and in cavities on the small marginal lobes.

分布

• 世界 : India, the Philippines, Malaysia and Indonesia.

引證標本

TAIPEI: Habun, Suzuki 16714; Tatungshan, Kuo 1455. ILAN: Taipingshan, Suzuki s. n. 1928. TAOYUAN: Peichatienshen, Kuo 2568. HSINGHU: Tapachienshan, Linn s. n. 1972. MIAOLI: Nanchuang, Hsu & Kuoh. 12513; Yangmeishan, Peng 1755. TAICHUNG: Pahsienshan, Suzuki 2894. NANTOU: Fenghuanshan, Kao 6754; Wanhsiang, Shieh & Tsai 8980*. CHIAYI: Mt. Alishan, Sasaki s. n. 1914. PINGTUNG: Kutzulunshan, Kuo 1247; Shuitiliao, Hsu & Kuoh s. n. 1972. TAITUNG: Kueihu, Kao 6840A; Ramaramani, Kao 6083.

參考文獻

• SHIEH, WANG-CHUENG, CHIOU, WEN-LIANG and DEVOL, CHARLES E., Flora of Taiwan, second edition 1: 530. 1994.  (Fl. Taiwan 2nd edit.)