Rumex obtusifolius L.

Broadleaf Dock

Perennial herb to 1 m tall. Leaves oblong-ovate, to about 20 cm long, blunt-tipped, the base heart-shaped. Leaf stalks of basal leaves longer than leaf blades. Flower clusters close together, without a leaf at the base of each and consisting of about 15-40 flowers; summer.

Europe, SW Asia

Naturalised in Victoria, New South Wales, Tasmania and South Australia. Noxious in Western Australia and Tasmania.

Source: Spencer, R. (1997). Polygonaceae. In: Spencer, R.. Horticultural Flora of South-eastern Australia. Volume 2. Flowering plants. Dicotyledons. Part 1. The identification of garden and cultivated plants. University of New South Wales Press.

kingdom Plantae
phylum   Tracheophyta
class    Magnoliopsida
superorder     Caryophyllanae
order      Caryophyllales
family       Polygonaceae
genus        Rumex L.