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Variegated thistle (Silybum marianum) (Nox)

Invasive Assessment | Impact Assessment | Potential Distribution | Present Distribution

Scientific name:Silybum marianum (L.) Gaertner

Common Name:

Variegated thistle, Cabbage thistle, Gundagai thistle


Noxious weed.


Subhumid warm-temperate regions occurring on fertile soils of alluvial or volcanic origin (Parsons and Cuthbertson 1992). It is a weed of cultivated land, roadsides, neglected areas and grazing land (Parsons and Cuthbertson 1992). Variegated thistle invades dry coastal vegetation, lowland grassland and grassy woodland, dry sclerophyll forest and woodland and riparian vegetation (Carr
et al 1992).
Photo: Variegated Thistle plant with flowers
Variegated thistle flowering plant
Photo: Mark Imhof
Photo: Variegated Thistle Flower
Variegated thistle flower
Photo: Mark Imhof
Photo: Variegated Thistle plant
Variegated thistle plant
Photo: Mark Imhof

Related Links

Information on Veriegated thistle on the Tasmanian Department of Primary Industries, Parks, Water and Environment's website (external link).
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