Atriplex prostrata Boucher ex DC.

Orache

in Lam. & amp;DC., Fl. Franc. 3: 387 (1805) APNI

Taxonomic status:Accepted

Occurrence status:Present

Establishment means:Naturalised

Prostrate to ascending annual herb, to c. 50 cm high, monoecious. Leaves petiolate, glabrous or commonly mealy beneath; lower leaves opposite, deltoid, hastate or sagittate, 1.5–7 cm long, 1–6 cm wide, entire or sparsely toothed; upper leaves alternate, triangular to ovate with tapered bases, smaller than lower. Inflorescence paniculate with male and female flowers mixed within small clusters. Fruiting bracteoles sessile, ovate, or triangular, 3–6 mm long, free virtually to base, somewhat thickened with spongy tissue at least toward base, margins entire or toothed, dorsal surface smooth or with a pair of broad tubercles. Fruits most of year.

*Brid, *CVU, *DunT, *EGL, *GipP, *Gold, *HSF, *LoM, *MuF, *MuM, *OtP, *OtR, *VRiv, *VVP, *WaP, *Wim. Also naturalised WA, SA, NSW, Tas. Native to Europe, Asia, North America. Common in seasonally or permanently wet sites, on silty, often saline soils (e.g. fringing saltmarsh vegetation) in the south of the State. Mostly near-coastal, occasional along streams, drains, ditches and inland (e.g. Red Cliffs, Lake Condah, Maryborough, Bacchus Marsh, Melbourne suburbs).

Source: Walsh, N.G. (1996). Chenopodiaceae. In: Walsh, N.G.; Entwisle, T.J. (eds), Flora of Victoria Vol. 3, Dicotyledons Winteraceae to Myrtaceae. Inkata Press, Melbourne.
Hero image
Distribution map
life Life
kingdom Plantae
phylum Tracheophyta
superorder Caryophyllanae
genus Atriplex
Higher taxa

Victoria

Source: AVH (2014). Australia's Virtual Herbarium, Council of Heads of Australasian Herbaria, <http://avh.chah.org.au>. Find Atriplex prostrata in AVH ; Victorian Biodiversity Atlas, © The State of Victoria, Department of Environment and Primary Industries (published Dec. 2014) Find Atriplex prostrata in Victorian Biodiversity Atlas
  Bioregion Occurrence status Establishment means
Lowan Mallee present introduced
Murray Mallee present naturalised
Wimmera present naturalised
Bridgewater present naturalised
Victorian Volcanic Plain present naturalised
Victorian Riverina present naturalised
Murray Fans present naturalised
Gippsland Plain present naturalised
Otway Plain present naturalised
Warrnambool Plain present naturalised
Goldfields present introduced
Central Victorian Uplands present introduced
Dundas Tablelands present naturalised
East Gippsland Lowlands present naturalised
Highlands-Southern Fall present naturalised
Otway Ranges present naturalised