Asplenium difforme R.Br. APNI*
Synonyms: Asplenium obtusatum var. difforme (R.Br.) Benth. APNI*
Description: Rhizome stout, erect, covered with red-brown to dark brown scales c. 15 mm long.
Fronds almost erect, 1- or 2-pinnate with ultimate segments ± pinnatisect, up to 45 cm long, without a distinct terminal pinna; stipe and rachis pale green, thick, bearing scattered, short scales; lamina thick, never giving rise to proliferous buds; pinnae 1.5–8 cm long, the secondary divisions never free and stalked; veins free.
Sori superficial, several per pinna, mostly 2–8 mm long; indusium thick.
Distribution and occurrence: A terrestrial fern growing in crevices on rocky headlands; north from La Perouse.
NSW subdivisions: NC, CC
Other Australian states: Qld
Text by Peter G. Wilson, modified by P.D. Hind
Taxon concept: P.J. Brownsey (1998)
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.