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Pneumatopteris sogerensis (A.Gepp) Holttum
Family Thelypteridaceae
Pneumatopteris sogerensis (A.Gepp) Holttum APNI*

Synonyms: Cyclosorus truncatus APNI*

Description: Rhizome erect, forming a small trunk in old plants, bearing broad, pale brown scales.

Fronds to 1.8 m long; stipe to 30 cm long, glabrous; lamina dark green, 1-pinnate with pinnae pinnatifid, with up to 40 pairs of pinnae, lower surface glabrous; longest pinnae often c. 30 cm long with broad, blunt, shallow lobes divided c. halfway to midvein; basal pinnae abruptly reduced in size, the lowest 10 mm long or smaller.

Sori in regular parallel rows, indusium glabrous.


Distribution and occurrence: Large tufted fern found along streams in rainforest; rare, north of the Clarence R.
NSW subdivisions: NC
Other Australian states: Qld
AVH map***

Text by Peter G. Wilson
Taxon concept: Flora of NSW 1 (1990)


APNI* Provides a link to the Australian Plant Name Index (hosted by the Australian National Botanic Gardens) for comprehensive bibliographic data
***The AVH map option provides a detailed interactive Australia wide distribution map drawn from collections held by all major Australian herbaria participating in the Australian Virtual Herbarium project.
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