Weeds of Australia - Fact Sheet

Top Scientific Name Synonyms Family Common Names Origin Naturalised Distribution Notes

Scientific Name

Oxalis debilis Kunth var. corymbosa

Synonyms

Oxalis corymbosa DC.
Oxalis martiana Zucc.

Family

Oxalidaceae

Common Names

large flowered pink sorrel, large-flowered pink-sorrel, lilac oxalis, pink shamrock, pink wood sorrel, pink wood-sorrel, pink woodsorrel, violet wood-sorrel, violet woodsorrel

Origin

Native to South America (i.e. Brazil, Bolivia, Ecuador, Peru and Argentina).

Naturalised Distribution

Widely naturalised in southern and eastern Australia (i.e. in eastern Queensland , in the coastal districts of eastern New South Wales , in southern Victoria, in Tasmania and in the coastal districts of south-western Western Australia). Also naturalised in the southern parts of the Northern Territory, and on Lord Howe Island and Norfolk Island. Sparingly naturalised in the ACT and south-eastern South Australia.

Widely naturalised overseas in south-eastern USA, the Caribbean, Central America, Europe, Asia and several Pacific islands (i.e. the Galápagos Islands, Fiji, French Polynesia, New Caledonia, Western Samoa and Hawaii).

Notes

Pink shamrock (Oxalis debilis var. corymbosa ) is regarded as a minor environmental weed in Queensland, and as a "sleeper weed" in other parts of Australia.