形態特徵

• Rhizome stout, covered with persistent stipe bases.
• Stipe brown, 35-50 cm long, densely covered with dark brown scales of different sizes and shapes, narrowly lanceolate to ovate, larger ones to 15 mm long; laminae large, broadly deltoid, about as long as stipe, 4-pinnatifid; pinnae alternate, basiscopic pinnules of lower pinnae longer than the acroscopic ones; rachis and rachillae reddish-brown, bearing very dark subulate scales and dark multicellular hairs, upper surface with scattered erect stiff hairs along costae and veins.

分布

• 世界 : Nepal, China, Southern Japan.

引證標本

TAIPEI: Rimogan, Suzuki 18943. TAOYUAN: Peichatienshan, Tsai 4317. NANTOU: Chitou, Tsai 10611. TAICHUNG: Tungshih, Simozawa 310.

參考文獻

• SHIEH,WANG-CHUENG, DEVOL CHARLES E. and KUO, CHEN-MENG, Flora of Taiwan, second edition 1: 324. 1994.  (Fl. Taiwan 2nd edit.)