Description: Terrestrial ferns; rhizome creeping or erect, covered with scales; stipes not articulated to the rhizome.
Fronds with simple, pinnate or more compound lamina, vernation circinate, glabrous or covered with hairs and/or scales; veins free or anastomosing.
Sori usually circular and indusiate; the indusium peltate or reniform.
Distribution and occurrence: World: 29 genera, > 1000 species, cosmopolitan. Australia: 8 genera, 31 species, Qld, N.S.W., Vic., Tas., S.A.
Text by Peter G. Wilson
Taxa not yet included in identification key
| ||Key to the genera|| |
|1||Fronds pinnate, veins anastomosing||Cyrtomium|
|Fronds 2-pinnate or more compound, veins free||2|
|2||Channel of the main rachis usually relatively broad and not slit-like, covered densely with short or long hairs||Lastreopsis|
|Channel of the main rachis usually relatively narrow and slit-like, glabrous or bearing scales|
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|3||Rhizomes long-creeping, fronds distant; scales at base of stipe narrow-lanceolate, <2 mm wide; indusia usually reniform, sometimes a few peltate||Arachniodes|
|Rhizomes erect, fronds tufted; scales at base of stipe broad, usually >3 mm wide; indusia peltate|
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