Click on images to enlarge
infestation (Photo: Trevor James)
basal rosette of lower leaves (Photo: Trevor James)
habit in fruit (Photo: Sheldon Navie)
relatively broad lower leaves (Photo: Trevor James)
stems, smaller upper leaves and young flower clusters (Photo: Trevor James)
close-up of flowers (Photo: Trevor James)
close-up of immature fruit (Photo: Trevor James)
close-up of seeds (Photo: Steve Hurst at USDA PLANTS Database)
seedling (Photo: Trevor James)
Scientific Name
Rumex obtusifolius L. subsp. obtusifolius
Synonyms
Rumex obtusifolius L.
Family
Polygonaceae
Common Names
bitter dock, bluntleaf dock, broad leaved dock, broad-leaf dock, broadleaf dock, broad-leaved dock, celery seed
Origin
The exact native range of this species is obscure, but it is thought to be native to northern and western Europe (i.e. Denmark, Ireland, the UK, Austria, Belgium, Germany, the Netherlands, Switzerland, Italy, Yugoslavia, France, Portugal and Spain).
Naturalised Distribution
Widely naturalised in southern Australia (i.e. in many parts of eastern New South Wales, in the ACT, in Victoria and Tasmania, in south-eastern South Australia and in the coastal districts of south-western and western Western Australia).
Notes
Broad-leaved dock (Rumex obtusifolius subsp. obtusifolius) is regarded as an environmental weed in Victoria.
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