Plants of South Eastern New South Wales
Rumex brownii
Common name
Swamp dock, Slender dock
Family
Polygonaceae
Where found
Forest, woodland, grassy areas, damp sites, and along streams. Widespread.
Notes
Perennial herb to 1 m tall. Stems hairless, grooved. Leaves mostly basal, 3-20 cm long, 7-60 mm wide, on long stalks, hairless, with a sheath at the base of the stalk, bases sometimes cordate or with somewhat pointed lobes, margins flat to tightly wavy. Stem leaves few, small, confined to the lowest third of the stem. Flowers 2-5 mm long, with 6 'petals', in whorls of 5-16 flowers mostly 1–5 cm apart. Flowers mainly Sep.–Jan. Seed cases with a hooked point and 3-5 hooked teeth on each side.
Hybridizes with Rumex tenax.
All native plants on unleased land in the ACT are protected.
PlantNET description: http://plantnet.rbgsyd.nsw.gov.au/cgi-bin/NSWfl.pl?page=nswfl&lvl=sp&name=Rumex~brownii (accessed 4 February, 2021)
This identification key and fact sheets are available as a free mobile application:
