形態特徵

• Common stalk 6.5-7.5 cm long; blade sessile, nearly orbicular, or broadly ovate, cordate at base, rounded at apex, about 3.5 cm long, 3 cm wide, areolae with included veinlets and smaller areolae.
• Fertile segment arising from near base of sterile blade.
• Spores roughly reticulate.

分布

• 世界 : Borneo.

引證標本

ILAN: Nanhutashan, Suzuki 17565. HSINCHU: Tapachienshan, Kuo 1776. NANTOU: Tientzu, Huang 5834. CHIAYI: Mt. Alishan, Sasaki s. n. 1932, Tsai 1888*. HUALIEN: Hohuamshan, Hsu 1103.

參考文獻

• SHIEH, WANG-CHUENG and DEVOL, CHARLES E., Flora of Taiwan, second edition 1: 71. 1994.  (Fl. Taiwan 2nd edit.)