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Genus Pneumatopteris Family Thelypteridaceae

Description: Rhizome ± erect, bearing broad, thin scales.

Fronds tufted, erect, 1-pinnate, the pinnae lobed; lower pinnae gradually or abruptly reduced in size; lower surface of lamina usually glabrous; basal veins of the segments anastomosing.

Sori with or without indusium, if present indusium glabrous.


Distribution and occurrence: World: c. 80 species, Africa to Asia & Pacific. Australia: 3 species, Qld, N.S.W., Vic., Tas.

Text by Peter G. Wilson
Taxon concept:

 Key to the species 
1Basal pinnae abruptly reduced in size, the lowest 10 mm long or smallerPneumatopteris sogerensis
Basal pinnae gradually reduced in size, the lowermost at least 10 mm longPneumatopteris pennigera

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