形態特徵

• Rhizome short-creeping or ascending, clothed with small dark-castaneous scales.
• Sterile fronds: stipes up to 40 cm long, slender, stramineous, naked or nearly so; lamina up to 30 cm long, simply pinnate and the basal pinnae forked; lateral pinnae 2-5 pairs, 15-20 mm broad, subcoriaceous, glabrous, margin sharply serrate.
• Fertile fronds much longer than the sterile and the pinnae like the sterile but somewhat narrower.

分布

• 世界 : tropical and temperate regions of the world.

引證標本

TAICHUNG: Lishan, Shieh 483;Wuling, Tsai 10664*. NANTOU: Chitou, Chen 422; Wushe, Shieh & Chen 95. CHIAYI: Fenchihu, Shieh & Chen 284; Mt. Alishan, Faurie 610.

參考文獻

• SHIEH, WANG-CHUENG. 1994. Flora of Taiwan, second edition 1: 224. (Fl. Taiwan 2nd edit.)