Hypericum tetrapterum var. tetrapterum

Taxonomic status:Accepted

Occurrence status:Present

Establishment means:Naturalised

Erect, rhizomatous herb or subshrub to c. 80 cm high; stems narrowly 4-winged. Leaves broadly ovate to obovate, 10–35 mm long, 5–20 mm wide, usually cordate at base, margins minutely black-dotted, 3–7-nerved from near base. Flowers in rather dense corymbose cymes; sepals lanceolate to triangular, acute to acuminate, 3–5 mm long, sparsely black-dotted toward the apex (occasionally some lacking black dots); petals up to twice as long as sepals, yellow, sparsely black-dotted toward the tip; stamens numerous, slightly shorter than petals, shortly fused into 3 bundles; styles 3. Capsule ovoid, c. twice as long as sepals; seeds cylindric, c. 0.8 mm long, finely reticulate. Flowers Jan.–Mar.

*GipP, *HSF. Alos naturalised Tas. Of restricted occurrence, in damp areas (creek and swamp margins) mostly around the Dandenong Ranges and nearby areas (e.g. Woori Yallock Ck near Yellingbo, Olinda Ck, Jumping Creek near Wonga Park, Toomuc Ck near Pakenham), also Frankston, Phillip Is. Also fringing ornamental lakes at the Royal Botanic Gardens, South Yarra.

A declared weed in several areas.

Created by: Andre Messina, 2015-06-30
Updated by: Val Stajsic, 2018-01-04
Distribution map
life Life
kingdom Plantae
phylum Tracheophyta
superorder Rosanae
order Malpighiales
family Hypericaceae
genus Hypericum
Higher taxa

Victoria

Source: AVH (2014). Australia's Virtual Herbarium, Council of Heads of Australasian Herbaria, <http://avh.chah.org.au>. Find Hypericum tetrapterum var. tetrapterum in AVH ; Victorian Biodiversity Atlas, © The State of Victoria, Department of Environment and Primary Industries (published Dec. 2014) Find Hypericum tetrapterum var. tetrapterum in Victorian Biodiversity Atlas
  Bioregion Occurrence status Establishment means
Gippsland Plain present naturalised
Highlands-Southern Fall present naturalised

State distribution

Distribution map
State
Victoria
Tasmania