Plants small to moderate-sized, growing on moss-covered rocks or old trunks. Rhizome long creeping, densely scaly; scales brown, peltate and lanceolate to ovate-lanceolate, membranous. Fronds remote; stipe articulate to rhizome, glabrous or slightly to densely scaly; lamina tripinnatifid, broadly lanceolate to elliptic-lanceolate, papery, decurrent at base; rachis and sometimes both surfaces of lamina with gray pubescence. Veins forked. Sori submarginal, small, terminal on veinlet; indusium small, semicircular to reniform, attached at base; spores narrowly elliptic, without perispore. n = 10, (40).

Three species: W and SW China, N India, Myanmar, Nepal, N Vietnam; three species (one endemic) in China.