Solanum lacunarium F.Muell.

Lagoon Nightshade

Trans. Philos. Soc. Victoria 1: 18 (1855) APNI

Taxonomic status:Accepted

Occurrence status:Present

Establishment means:Native

Threat status:Victoria: vulnerable (v)

Erect or sprawling perennial herb to 25 cm high, grey-green, pubescent with minute stellate hairs; prickles to 6 mm long, reddish, straight, most abundant on leaves and petioles, usually less common elsewhere. Leaves elliptic, mostly 1–9 cm long, 0.5–3 cm wide, shallowly to deeply lobed, discolorous, upper surface sparsely pubescent, lower surface more densely pubescent; lobes more or less oblong, margins entire to shallowly lobed; petiole 1.5–4 cm long. Inflorescences simple, 4–10-flowered; peduncle 1–3 cm long. Flowers on pedicels 8–10 mm long; calyx 3–5 mm long, somewhat accrescent in fruit, lobes triangular, 1–1.5 mm long; corolla broad-stellate to rotate-pentagonal, 15–30 mm diam., blue, lobes acute or notched at apex; anthers 3–5 mm long. Berry globose to depressed globose, 10–15 mm diam., pale yellow; seeds 3–4 mm long, light grey. Flowers spring–autumn.

MuM, MSB. Also SA, Qld, NSW. Very rare in Victoria where apparently confined to heavy clay soils of the Murray River floodplain downstream from Mildura.

Source: Jeanes, J.A. (1999). Solanaceae. In: Walsh, N.G.; Entwisle, T.J. (eds), Flora of Victoria Vol. 4, Cornaceae to Asteraceae. Inkata Press, Melbourne.
Updated by: Val Stajsic, 2018-06-18
Hero image
Distribution map
life Life
kingdom Plantae
phylum Tracheophyta
superorder Asteranae
order Solanales
family Solanaceae
genus Solanum
Higher taxa


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

State distribution

Distribution map
Northern Territory
South Australia
New South Wales