Rhizome short, erect, densely scaly. Fronds tufted. Lamina once pinnate; terminated by pinna or pinnately lobed at apex, margin entire or toothed; veins usually netted, areoles containing free veinlets. Sori borne on veinlets included inside areoles; indusium round, attached by central stalk; spores bilateral.
About 12 species, one widely naturalised around the world.
Source:
Entwisle, T.J. (1994). Ferns and allied plants (Psilophyta, Lycopodiophyta, Polypodiophyta). In: Walsh, N.G.; Entwisle, T.J., Flora of Victoria Vol. 2, Ferns and Allied Plants, Conifers and Monocotyledons, pp. 13–111. Inkata Press, Melbourne.
