Gonocarpus tetragynus Labill.

Common Raspwort

Nov. Holl. Pl. 1: 39 t. 53 (1805) APNI

Taxonomic status:Accepted

Occurrence status:Present

Establishment means:Native

Perennial herb, erect or ascending, 15–30 cm tall; stems smooth or weakly 4-ribbed, strigose. Leaves opposite, lanceolate, 0.6–1.9 cm long, 2–7 mm wide, strigose, margins thickened, with 4–8 small teeth; petiole 0.5–1 mm long; bracts alternate, lanceolate, 2–2.5 mm long, entire, sessile; bracteoles lanceolate to linear-lanceolate, 0.8–1.2 mm long, entire, reddish, membranous. Pedicel to 0.5 mm long; sepals 0.5–0.8 mm long, margins thickened, basal callus prominent; petals green to reddish, 2.4–2.8 mm long; stamens 8, anthers 1.7–2.1 mm long; ovary ovoid, 0.8–1 mm long, silver-grey to black, shiny, 8-ribbed with 2 or 3 oblique calluses between ribs, glabrous or scabrous. Fruit 1–1.3 mm long, silver-grey. Flowers Sep.–Jan.

CVU, DunT, EGL, EGU, GipP, Glep, Gold, GGr, HFE, HNF, HSF, LoM, MonT, MuF, MuM, NIS, OtP, OtR, SnM, Strz, VAlp, VRiv, VVP, WaP, WPro, Wim. Also SA, Qld, NSW, ACT, Tas. Widespread through much of Victoria, particularly in dry sclerophyll forest, scrubland and heathland.

A variable species distinguished from Gonocarpus humilis by the decussate lanceolate leaves, the close, even cover of white appressed hairs on the stems and leaves, and the presence of 8 stamens. Possible hybrids with Gonocarpus elatus have been observed (e.g. in the Grampians).

Source: Jeanes, J.A. (1996). Haloragaceae. 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 [Saxifraganae]
order Saxifragales
family Haloragaceae
genus Gonocarpus
Higher taxa


Source: AVH (2014). Australia's Virtual Herbarium, Council of Heads of Australasian Herbaria, <http://avh.chah.org.au>. Find Gonocarpus tetragynus in AVH ; Victorian Biodiversity Atlas, © The State of Victoria, Department of Environment and Primary Industries (published Dec. 2014) Find Gonocarpus tetragynus in Victorian Biodiversity Atlas
  Bioregion Occurrence status Establishment means
Lowan Mallee present native
Murray Mallee present native
Wimmera present native
Glenelg Plain present native
Victorian Volcanic Plain present native
Victorian Riverina present native
Murray Fans present native
Gippsland Plain present native
Otway Plain present native
Warrnambool Plain present native
Goldfields present native
Central Victorian Uplands present native
Greater Grampians present native
Dundas Tablelands present native
Northern Inland Slopes present native
East Gippsland Lowlands present native
East Gippsland Uplands present native
Wilsons Promontory present native
Highlands-Southern Fall present native
Highlands-Northern Fall present native
Otway Ranges present native
Strzelecki Ranges present native
Monaro Tablelands present native
Highlands-Far East present native
Victorian Alps present native
Snowy Mountains present native

State distribution

Distribution map
South Australia
New South Wales
Australian Capital Territory