Deparia petersenii subsp. congrua

Athyriaceae

Deparia petersenii subsp. congrua (Brack.) M.Kato

Link to Australian Plant Name Index for publication details and synonyms: https://id.biodiversity.org.au/name/apni/119109

Rhizome long-creeping, c. 5 mm thick, scaly; scales brown, thin, broad, entire. Fronds crowded. Stipe 20–50 cm long, scaly at the base. Lamina 1-pinnate-pinnatifid, 20–40 cm long, 10–18 cm wide, brittle, tapered apically; lower pinnae stalked; upper pinnae sessile; longest pinnae central, 7–10 cm long, 1.5–2.5 cm wide, lobed almost to the veins. Lobes broadly obtuse; apical part of pinnae drawn out into a lobed, tapered cauda; main rachis with numerous septate hairs; lower surface scaly; veins simple or forked. Sori elongate, medial on the veins, often paired back to back; indusium thin, entire.

Occurs in eastern QLD, NSW and Vic and on Norfolk Island. Also in Malesia and the Pacific Islands.

Terrestrial or from cracks between rocks in rainforest. Can form large colonies.