宽羽线蕨 kuan yu xian jue

Hemionitis pothifolia Buchanan-Hamilton ex D. Don, Prodr. Fl. Nepal. 13. 1825; Colysis elegans Sa. Kurata; C. elliptica var. pothifolia (Buchanan-Hamilton ex D. Don) Ching; C. flavescens (Ching) Nakaike, S. Matsumoto & V. L. Gurung; C. ×kiusiana Sa. Kurata; C. leptophylla H. Itô; C. pothifolia (Buchanan-Hamilton ex D. Don) C. Presl; C. pothifolia f. bipinnatifida H. Itô; C. pothifolia monstr. bipinnatifida (H. Itô) Nakaike; C. pothifolia var. membranacea Nakai; Leptochilus pothifolius (Buchanan-Hamilton ex D. Don) Fraser-Jenkins; Polypodium ellipticum var. pothifolium (Buchanan-Hamilton ex D. Don) Makino; P. flavescens Ching; Selliguea pothifolia (Buchanan-Hamilton ex D. Don) J. Smith.

Rhizome very thick, 5-10 mm in diam. Fronds large, 70-100 cm; rachis terete to narrowly winged; lamina pinnate to pinnatisect, margin entire or sometimes indistinctly slightly undulate; pinnae (5-)7-14 pairs, largest lobe 13-24(-31) × (0.3-) 1.7-2.8(-3.6) cm.

Forests, on rocks. Chongqing, Fujian, Guangxi, Guizhou, Hainan, Hong Kong, Hunan, Jiangxi, Taiwan, Yunnan, Zhejiang [Bhutan, India, Japan, Myanmar, Nepal, Philippines, Thailand, Vietnam].