Taxonomic status:Accepted

Occurrence status:Present

Establishment means:Native

Rhizome usually creeping, erect in a few species, covered with narrow-lanceolate scales. Fronds tufted or separated. Lamina 2–4-pinnate, lowermost pinnae markedly asymmetrical (wider section towards base of frond); rachis groove wide and shallow, filled with hairs, opening to admit grooves of secondary rachises, groove margins prominently ridged and continuous with thickened margins of pinnae; veins free and raised. Sori spherical, distant from margin, often in 2 rows, indusium radially attached, round to kidney-shaped.

About 30 species widespread around the world; 11 occurring in Australia, 4 in Victoria.

Source: Entwisle, T.J. (1994). Ferns and allied plants (Psilophyta, Lycopodiophyta, Polypodiophyta). In: Walsh, N.G.; Entwisle, T.J. (eds), Flora of Victoria Vol. 2, Ferns and Allied Plants, Conifers and Monocotyledons. Inkata Press, Melbourne.
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