Trunk with persistent stipe bases covered in coarse hairs; thickened toward base due to adventitious root mantle. Fronds 2–3-pinnate, veins free. Stipe with tuft of coloured hairs at base. Sori globular, in marginal, 2-lipped structure; spores tetrahedral or globose-tetrahedral.
About 50 species world-wide, in tropical and southern temperate zones; 3 in Australia, 1 in Victoria.
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.
