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DescriptionTerrestrial, lithophytic or epiphytic plants. Rhizome creeping, laterally branched with peltate rhizome-scales. Stipe articulated near the base. Fronds numerous, monomorphic, much dissected, usually triangular, 2- to 5- pinnatifid. Lamina pinnately compound; venation free, pinnately branched, ending near the margin. Indumentum composed of narrow bracts with short marginal outgrowths occurring on the rhizome and short, simple, gland-tipped hairs occurring on the lamina.Sori small, round, terminal on the veins near the margin. Indusium attached at the sides forming a pouch-like structure, opening towards the margin, entire; homosporus.