形態特徵

• Rhizome stout.
• Stipes stout, 20-30 cm long, scales lanceolate, 1-2 cm long, thin, reddish-brown with dark longitudinal streaks; fronds 50-100 cm long, 15-20 cm wide, bipinnate, widest near middle; lower pinnae shortened, lowest pair often deflexed; stipe and rachis and underside of rachillae densely scaly, scales narrowly lanceolate, hair-pointed, pale brown to reddish-brown with dark central streaks; lower surface fibrillose, upper surface glabrous; pinnules obtuse, apices sharply serrate.

分布

• 世界 : Pakistan, Nepal, Burma, mainland China, southern Japan, the Philippines and Borneo.

引證標本

ILAN: Nanhutashan, Kao 5177, Kuo 5047. TAICHUNG: Hsiaohsuehshan, DeVol 4353; Pahsienshan, Huang 1296. CHIAYI: Mt. Alishan, Hayata 14, Kao 4231; Mt. Yushan, Kao 5605. KAOHSIUNG: Shihshan, Kuo 2458. HUALIEN: Chungyangchienshan, Suzuki 16228.

參考文獻

• SHIEH,WANG-CHUENG, DEVOL CHARLES E. and KUO, CHEN-MENG, Flora of Taiwan, second edition 1: 331. 1994.  (Fl. Taiwan 2nd edit., 台灣植物誌第二版)