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Family DRYOPTERIDACEAE

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.

External links:
Wikipedia

Text by Peter G. Wilson
Taxon concept:

Taxa not yet included in identification key
Rumohra

 Key to the genera 
1Fronds pinnate, veins anastomosingCyrtomium
Fronds 2-pinnate or more compound, veins free2
2Channel of the main rachis usually relatively broad and not slit-like, covered densely with short or long hairsLastreopsis
Channel of the main rachis usually relatively narrow and slit-like, glabrous or bearing scales
                       Back to 1
3
3Rhizomes long-creeping, fronds distant; scales at base of stipe narrow-lanceolate, <2 mm wide; indusia usually reniform, sometimes a few peltateArachniodes
Rhizomes erect, fronds tufted; scales at base of stipe broad, usually >3 mm wide; indusia peltate
                       Back to 2
Polystichum

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