形態特徵

• Large epiphytes; rhizome short, stout, erect; covered with a mass of roots.
• Stipes very short, stout, bearing black, clathrate, easily abraded scales with long hair-like projection; fronds large, borne in a rosette, 1-1.5 m long, sually 10-15 cm wide ( sometimes narrower or wider ), widest near middle, tapering to either end; veins nearly parallel, uniting at apices to form an intramarginal vein.
• Sori borne along each veinlet on upper half of frond, reaching from costa midway to margin; indusia linear, narrow.

分布

• 世界 : from Africa to Polynesia. Common in Taiwan, the Philippines and Malaya.

引證標本

TAIPEI: Wulai, Feung & Kao 79; Tatungshan, Kuo 1403. ILAN: Kueishan, Kuo 1601; Suao, Masamune s. n. 1938. TAICHUNG: Tungshih, Simozawa 154. NANTOU: Kuantaochi, Kuo 2708; Hoshe, Shimizu 10998; Tahuenpingshan, Kuo 90. KAOHSIUNG: Shanping, Kuo 1910. PINGTUNG: Ako, Matuda 25. TAITUNG: Chingshuiyin, Shimizu 3808; Is. Lanyu, Liu & Keng 25, Kuo 2210; Is. Lutao, Kudo & Mori 203. HUALIEN: Panpien, Nakamura 4845.

參考文獻

• SHIEH, WANG-CHUENG, DEVOL, CHARLES E. and KUO, CHEN-MENG, Flora of Taiwan, second edition 1: 457. 1994.  (Fl. Taiwan 2nd edit.)