长圆假瘤蕨 chang yuan jia liu jue

Basionym: Phymatopsis oblongifolia S. K. Wu, Acta Phytotax. Sin. 23: 400. 1985; Crypsinus oblongifolius (S. K. Wu) X. Cheng; Phymatopteris oblongifolia (S. K. Wu) W. M. Chu & S. G. Lu.

Rhizome ca. 3 mm in diam., densely scaly throughout; scales reddish brown, broad at peltate base, margin sparsely toothed, apex acuminate. Fronds monomorphic. Stipe straw-colored, 5-15 cm, ca. 1 mm in diam., glabrous; lamina simple, oblong or ovate, 5-15 × 2-3 cm, base cordate, margin notched, apex obtuse or acute. Lateral veins distinct on both surfaces, veinlets obscure. Lamina leathery, both surfaces glabrous. Sori orbicular, slightly near midrib.

● Epiphytic on tree trunks; ca. 1400 m. Yunnan.