Blechnum minus (R.Br.) Ettingsh.

Soft Water-fern

Dendschr. Kairserl. Akad. Wiss. Math. Naturwiss. Kl. 23: 63 (1864) APNI

Taxonomic status:Accepted

Occurrence status:Present

Establishment means:Native

Rhizome erect to oblique, sometimes forming short trunk. Fronds tufted, erect to spreading, variable in texture (from membranous to fairly harsh), 40–200 cm tall; sterile and fertile fronds dissimilar; young fronds pinkish, with distant pinnae; stipe relatively long, straw-coloured above, darker near base; scales pale brown and papery, numerous at base, scattered above. Sterile frond once pinnate, light green to mid-green, often crinkled; rachis and underside of pinna-midribs with scattered scales; pinnae shortly stalked, narrowly oblong with bases lobed or almost truncate, longest near the centre of lamina, markedly shorter, more widely spaced and rounded towards stipe, margins finely and shallowly toothed, tips rounded or acute; terminal pinna long. Fertile fronds frequently drooping, similar in size to sterile fronds, lower pinnae often barren, others long and slender. Sori covering underside of lamina on each side of midvein.

CVU, DunT, EGL, EGU, GipP, Glep, Gold, GGr, HFE, HNF, HSF, MonT, NIS, OtP, OtR, SnM, Strz, VAlp, VRiv, VVP, WaP, WPro. Also SA, Qld, NSW, Tas. (including Flinders Is. and King Is.). New Zealand. A large, sometimes relatively harsh fern of forested areas, occurring in stream beds, along creek banks and on swamp margins, occasionally growing epiphytically on tree-fern trunks or fallen logs. Juvenile or sterile, suppressed adult plants are commonly found in swampy Tea-tree thickets and along heavily shaded stream margins.

Source: Entwisle, T.J. (1994). Ferns and allied plants (Psilophyta, Lycopodiophyta, Polypodiophyta). In: Walsh, N.G.; Entwisle, T.J. (eds), Flora of Victoria Vol. 2, Ferns and Allied Plants, Conifers and Monocotyledons. Inkata Press, Melbourne.
Hero image
Distribution map
life Life
kingdom Plantae
phylum Tracheophyta
order Polypodiales
family Blechnaceae
genus Blechnum
Higher taxa


Source: AVH (2014). Australia's Virtual Herbarium, Council of Heads of Australasian Herbaria, <>. Find Blechnum minus in AVH ; Victorian Biodiversity Atlas, © The State of Victoria, Department of Environment and Primary Industries (published Dec. 2014) Find Blechnum minus in Victorian Biodiversity Atlas
  Bioregion Occurrence status Establishment means
Glenelg Plain present native
Victorian Volcanic Plain present native
Victorian Riverina present native
Gippsland Plain present native
Otway Plain present native
Warrnambool Plain present native
Goldfields present native
Central Victorian Uplands present native
Greater Grampians present native
Dundas Tablelands present native
Northern Inland Slopes present native
East Gippsland Lowlands present native
East Gippsland Uplands present native
Wilsons Promontory present native
Highlands-Southern Fall present native
Highlands-Northern Fall present native
Otway Ranges present native
Strzelecki Ranges present native
Monaro Tablelands present native
Highlands-Far East present native
Victorian Alps present native
Snowy Mountains present native

State distribution

Distribution map
South Australia
New South Wales
Australian Capital Territory