Species of this Genus

Terrestrial fern. Rhizome short creeping, densely clothed witth dark brown scales. Stipe tufted not articulate upon the rhizome. Grooved on the adaxial surface. Fronds erect, limited in growth, finely disected, glabrous, ultimate pinnules segments and usually cuneate, ultimate lobes having a single veinsor vein once or twice forked. Veins free, midrib of the pinnules grooved. Sori marginal, termanal on the veins, each served by one vein or fused and served by 2-3 veins. Indusium attached to the margin. Spores bilateral, non-perinous.