紫柄蕨(原变种) zi bing jue (yuan bian zhong)

Polypodium pyrrhorhachis Kunze, Linnaea 24: 257. 1851; Dryopteris laterepens (E. W. Trotter ex Hope) C. Christensen; Lastrea pyrrhorhachis (Kunze) Copeland; Macrothelypteris pyrrhorhachis (Kunze) Pichi Sermolli; Nephrodium brunneum Handel-Mazzetti; N. distans Diels (1899), not Hooker (1862); Phegopteris brunnea Wallich ex J. Smith; P. distans Mettenius; P. pyrrhorhachis (Kunze) Tagawa; Polypodium distans D. Don (1825), not Kaulfuss (1824); P. distans var. adnatum C. B. Clarke; P. laterepens E. W. Trotter ex Hope; Thelypteris brunnea (Handel-Mazzetti) Ching; T. pyrrhorhachis (Kunze) B. K. Nayar & S. Kaur.

Laminae abaxially with dense short acicular hairs along costae, costules, and veins, often hairy between veins.

Forests beside streams; 800-2400 m. Chongqing, Fujian, S Gansu, Guangdong, Guangxi, Guizhou, Henan, Hubei, Hunan, Jiangxi, Sichuan, Taiwan, Yunnan [Bhutan, N India, Myanmar, Nepal, Sri Lanka, Vietnam].

"Polypodium brunneum" (Wallich, Numer. List, no. 333. 1829) belongs here but is a nomen nudum and was not therefore validly published (Melbourne Code, Art. 38.1(a)).