形態特徵

• Rhizomes short-creeping, scaly.
• Fronds approximate; stipes 15-23 cm long; laminae lanceolate, 15-22 cm long, about 8 cm wide; pinnae falcate, parallel-sided with an acuminate apex, about 3.5 cm long, 1 cm wide at base; venation free, lateral veins in the lobes usually single.
• Sori round; indusia orbicular-reniform, glabrous.

分布

• 台灣 : Growing on the humus-rich floors of forests, common in Taiwan, usually at 1,000-1,800 m mountains.
• 世界 : Himalayas, S. Japan, the Philippines, Malaysia, Java, Polynesia and New Guinea.

引證標本

TAIPEI: Toyaishan, Suzuki 18680. ILAN: Taipingshan, Chuang 4703; Yuenyanghu, Kuo 1506. MIAOLI: Luchantashan, Do s. n. 1934. NANTOU: Kuantaochi, Tsai 5028; Lienhuachih, Tsai 8531. CHIAYI: Mt. Alishan, Chao 89. TAITUNG: Mt. Ramaramani, Kao 6065. HUALIEN: Taroko, Liu 126.

參考文獻

• TSAI, JINN-LAI and SHIEH, WANG-CHUENG. 1994. Flora of Taiwan, second edition 1: 385. (Fl. Taiwan 2nd edit.)