锡金假瘤蕨 xi jin jia liu jue

Polypodium erythrocarpum Mettenius ex Kuhn, Linnaea 36: 135. 1869; Crypsinus erythrocarpus (Mettenius ex Kuhn) Tagawa; Goniophlebium erythrocarpum (Mettenius ex Kuhn) Beddome; Phymatodes erythrocarpa (Mettenius ex Kuhn) Ching; Phymatopsis erythrocarpa (Mettenius ex Kuhn) Ching; Phymatopteris erythrocarpa (Mettenius ex Kuhn) Pichi Sermolli; Pichisermollia erythrocarpa (Mettenius ex Kuhn) Fraser-Jenkins; Pichisermollodes erythrocarpa (Mettenius ex Kuhn) Fraser-Jenkins.

Rhizome 2-3(-5) mm in diam., covered with whitish bloom and sparse scales; scales black or dark brown, lanceolate, ciliate at margin, acuminate at apex. Fronds 1-3 cm apart. Stipe straw-colored, 5-15 cm, pubescent. Lamina deeply pinnatifid to pinnate in lower part, 10-15 × 5-10 cm, cordate at base. Lateral lobes 5-7(-10) pairs, lanceolate, 1-5 × 0.8-1.5 cm, slightly contracted at base, margin crenate-serrate and ciliate, apex obtuse or acute. Costa and lateral veins distinct, veinlets obscure. Lamina papery, green, densely hairy on both surfaces. Sori orbicular, slightly nearer to costa.

Epiphytic on tree trunks; 2700-2800 m. Xizang (Mêdog) [Bhutan, N India, Nepal].

The extensive generic synonymy is a clear indication of the problems that there have been in placing Polypodium erythrocarpum within a genus.