Wolffia angusta Landolt

Veroff. Geobot. Inst. ETH Stiftung Rubel Zurich 70; 29 (1980) APNI

Taxonomic status:Accepted

Occurrence status:Present

Establishment means:Native

Threat status:Victoria: data deficient (k)

Thallus depth 2–3 times length of dorsal (upper, emergent) surface; dorsal surface (0.3–)0.5–0.8 mm long, 0.2–0.5 mm wide (length to width ratio 1.6–2.5), whitish green, intensely green laterally (on 'margin'), flat and sharply edged laterally, with 8–25 stomata.

EGL, EGU, MuF, VVP, Wim. Also WA, NT, SA, Qld, NSW. South-east Asia. Poorly known species, and rarely collected. Known only from a few contemporary, widely scattered localities at Vectis South in the Wimmera, Bunbartha and Tongala in north central Victoria, Kororoit Creek at Deer Park (western suburb of Melbourne), and Newmerella in East Gippsland.

Source: Conn, B.J. (1994). Lemnaceae. In: Walsh, N.G.; Entwisle, T.J. (eds), Flora of Victoria Vol. 2, Ferns and Allied Plants, Conifers and Monocotyledons. Inkata Press, Melbourne.
Updated by: Val Stajsic, 2018-03-28
Hero image
Distribution map
life Life
kingdom Plantae
phylum Tracheophyta
superorder Lilianae
order Alismatales
family Araceae
genus Wolffia
Higher taxa


Source: AVH (2014). Australia's Virtual Herbarium, Council of Heads of Australasian Herbaria, <http://avh.chah.org.au>. Find Wolffia angusta in AVH ; Victorian Biodiversity Atlas, © The State of Victoria, Department of Environment and Primary Industries (published Dec. 2014) Find Wolffia angusta in Victorian Biodiversity Atlas
  Bioregion Occurrence status Establishment means
Wimmera present native
Victorian Volcanic Plain present native
Murray Fans present native
East Gippsland Lowlands present native
East Gippsland Uplands present native

State distribution

Distribution map
Western Australia
Northern Territory
South Australia
New South Wales