Establishment means:Sparingly established
Herb usually 50–150 cm high, much-branched from base; branches erect, quadrangular, puberulous or almost glabrous. Leaves subsessile, elliptic-lanceolate or somewhat spathulate, 4–10 cm long and 1.5–3 cm wide, finely scabrous-strigillose with closely appressed hairs above, strigillose mainly on veins below, apex obtuse to acute, base attenuate or cuneate, not clasping, margin serrate-dentate or sometimes lobed; upper leaves entire or sparsely toothed, smaller than lower leaves, narrowly lanceolate, base attenuate or cuneate, apex acute. Inflorescence a lax terminal panicle with long branches ending in a spike. Bracts slightly shorter to or c. equal to calyx, glabrous adaxially, pubescent-puberulous abaxially with minute appressed hairs, becoming glabrescent with age. Calyx 5-toothed, 1.5–2 mm long, finely strigillose-pilose outside, glabrous inside; corolla bluish-purple, mauve or lilac, longer than calyx, tube 2–2.5(–3) mm long. Mericarps c. 1.5 mm long. Flowers throughout the year.
*GipP, *VVP. Also naturalised WA, Qld, NSW, NI. Native to South America. A weed of disturbed sites and moist sites near watercourses recorded in Victoria in wasteland near a railway line in North Melbourne.
|Bioregion||Occurrence status||Establishment means|
|Victorian Volcanic Plain||present||introduced|