形態特徵

• Rhizome short-creeping, scaly.
• Stipes 50-80 cm long, reddish-brown or dark purplish; lamina up to 100 cm long, bipinnatifid, oblong-ovate, thinly herbaceous; lateral pinnae 5-7 pairs, pinnatifid, the basal 2-3 pairs pinnae with one auricle on the posterior side 2-3 cm from the base, auricles similar to primary lateral pinnae in form, but smaller, segments elongate-lanceolate, obtuse at the apex, appressed, sharp-serrate on sterile margins.

分布

• 世界 : S. Japan.

引證標本

NANTOU: Lienhuachi, Chen 559; Renlun, Shieh et al. s. n. 1967. KAOHSIUNG: Liukuei, Shieh 1758. TAITUNG: Chihpen, Shieh 1690.

參考文獻

• SHIEH, WANG-CHUENG, Flora of Taiwan, second edition 1: 232. 1994.  (Fl. Taiwan 2nd edit.)