Poranthera leiosperma Halford & R.J.F.Hend.

Austrobaileya 7: 15 (2005) APNI

Taxonomic status:Accepted

Occurrence status:Present

Establishment means:Native

Threat status:Victoria: data deficient (k)

Compact annual herb to c. 10 cm high, glabrous, more or less glaucous. Leaves alternate or opposite, sessile, narrow-obovate, 11–15 mm long, 2–4 mm wide, obtuse, margins flat or slightly recurved; stipules entire, membranous, 1.3–1.6 mm long. Inflorescences compact racemes, to c. 1 cm across; rachis barely elongating after anthesis; bracts narorow-obovate, 4–5 mm long. Pedicels c. 1 mm long. Sepals 5, obovate, 0.7–0.8 mm long, white (usually males) or pink (usually female); petals 5, oblanceolate, c. 0.3 mm long. Male flowers with 5 stamens, filaments free; female flowers with 3 deeply 2-partite styles. Capsule 1.5–1.8 mm diam., 3-lobed; seeds wedge-shaped, 0.7–1.2 mm long, smooth, white. Flowers mostly Sep.–Nov.

MuM, RobP. Also WA, NT. Confined to sandy mallee areas of the north-west.

Previously included in P. microphylla. Although known from only few collections, it is likely that the species is at least locally common following fire and/or good winter/spring rains.

Created by: Neville Walsh, 2014-08-13
Updated by: Val Stajsic, 2018-08-30
Hero image
Distribution map
life Life
kingdom Plantae
phylum Tracheophyta
superorder Rosanae
order Malpighiales
genus Poranthera
Higher taxa


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

State distribution

Distribution map
Western Australia
Northern Territory
South Australia
New South Wales