Tecticornia pterygosperma subsp. pterygosperma

Taxonomic status:Accepted

Occurrence status:Present

Establishment means:Native

Threat status:Victoria: rare (r)

Spreading shrub to c. 70 cm high and 3 m wide or more. Articles of ultimate branchlets obovoid, dull, often glaucous, 2–5 mm long; lobes rounded to obtuse, margins entire. Spikes terminal, to 3 cm long, often prolific; opposite bracts united, sometimes only at base, margins membranous, undulate; flowers free or shortly fused near base; perianth truncate or rounded at apex. Fruiting perianth glossy, pale brown, membranous to thinly cartilaginous, somewhat inflated, the triads conspicuous between the shrivelled bracts, pericarp membranous; seed ovoid, c. 1.5 mm long, usually falling enclosed in perianth at maturity, testa white to pale fawn, forming high longitudinal concentric corrugated ribs.  Flowers mainly Nov.–Mar.

LoM, MuM, MSB. Also WA, SA, NSW. Uncommon, on gypseous or saline soils in far north-western Victoria, associated with salt lakes, but usually part of the outermost zone of salt-marsh from the lake margin.

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 (as Halosarcia pterygosperma subsp. pterygosperma).
Updated by: Val Stajsic, 2018-02-14
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Distribution map

Victoria

Source: AVH (2014). Australia's Virtual Herbarium, Council of Heads of Australasian Herbaria, <http://avh.chah.org.au>. Find Tecticornia pterygosperma subsp. pterygosperma in AVH ; Victorian Biodiversity Atlas, © The State of Victoria, Department of Environment and Primary Industries (published Dec. 2014) Find Tecticornia pterygosperma subsp. pterygosperma in Victorian Biodiversity Atlas
  Bioregion Occurrence status Establishment means
Lowan Mallee present native
Murray Mallee present native
Murray Scroll Belt present native