A. Braun in Seub., Fl. Azor. 17 (1844).
Synonymy: Not Applicable
Common name: Large adders tongue.
Rhizome long, taproot-like, erect; roots numerous, a light yellowish brown, wiry; sterile lamina lanceolate or broadly elliptic, 3-6 cm long, 1.2-1.5 cm broad towards the base, abruptly tapering into the petiole; petiole firm, lower parts persistent and forming a brown papery sheath; fertile spikes emerging from the lower part of the base of the sterile lamina; spike large, 2-2.5 cm long, 2-3 mm broad, with 12-24 pairs of sporangia, borne on a stalk to 7 cm long.
Image source: fig. 22b in Jessop J.P. & Toelken H.R. (Ed.) 1986. Flora of South Australia (4th edn).|
Cunningham et al. (1982) Plants of western New South Wales, p. 27.
A solitary species which is never found in large numbers; probably more widespread, but poorly collected.
S.Aust.: NW, LE, GT, FR, EA. W.Aust.; N.T.; Qld; N.S.W.; Vic. Africa; Arabia; India.
Flowering time: No flowering time is available
SA Distribution Map based
on current data relating to
specimens held in the
State Herbarium of South Australia
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