Alternanthera (Alternanthera brasiliana) is an exotic, long-lived herbaceous plant or small shrub in the Amaranthaceae, usually 0.5–2m tall. It has purple-tinged foliage and small whitish flowers in dense clusters. It is also grown as an ornamental plant with many cultivars, and it can multiply by self-seeding and be propagated by cuttings. It is naturalised in parts of Australia and is considered an environmental weed in several jurisdictions.
Distribution records are indicative. Always confirm current status with your state biosecurity authority. Found in: shaded ravines, creeks, coastal districts, cultivated land.
This species is considered an environmental weed in multiple Australian jurisdictions.
It is grown as an ornamental plant and is naturalised in the wild, increasing the chance of spread from cultivation into surrounding areas.
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