形態特徵

• Rhizome about 1 cm in diameter.
• Fronds fan-shaped, cut into 2 halves, main lobes of each half narrowly lanceolate, with 2 main veins in each lobe, divided over 3/4 of way to base, apices acuminate, margins thickened with coarse serratiion; main veins prominently raised; young fronds densely covered with soft reddish-brown tomentum, especially on apices of lobes, mature fronds glabrous and glaucous beneath.

分布

• 世界 : Indonesia, the Philippines, Islands of Pacific and S. W. China.

引證標本

TAIPEI: Yangmingshan, Kao & Chuang 1683; Kueishan, Huang 7536; Kankou, Hsu 9112. TAOYUAN: Chiaopanshan, Simada 4884; Tachi, Do 407. PINGTUNG: Nanjenshan, Kuoh 13176*. TAITUNG: Is. Lutao, Huang 6995; Is. Lanyu, Huang& Kao 5463.

參考文獻

• DEVOL, CHARLES E. and SHIEH, WANG-CHUENG, Flora of Taiwan, second edition 1: 465. 1994.  (Fl. Taiwan 2nd edit.)