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Common name: Harsh Ground Fern
Hypolepis muelleri N.A.Wakef. APNI*
Description: Rhizome long-creeping, 1–3 mm diam., covered with stiff dark brown hairs.
Fronds erect, 0.3–1 m long; stipe reddish brown at the base becoming light brown to straw-yellow above; stipe and main rachis smooth or with scattered brown to orange hairs with tubercled bases, secondary rachises with stiff, non-glandular, septate hairs that are usually curved towards the tip of the rachis; lamina dark green, triangular, 1-pinnate at apex and at least 3-pinnate at base, harsh in texture, both surfaces with scattered bristly hairs; ultimate segments oblong, simple or lobed.
Sori originating away from margin (check immature sori) and not protected by an indusium, short hairs amongst the sporangia.
Distribution and occurrence: Often grows along creeks and swamps in open forest or margins of rainforest.
NSW subdivisions: NC, CC, SC, CT, NT, ST, CWS
Other Australian states: Qld Vic. Tas.
Text by Peter G. Wilson
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.