Duma florulenta (Meisn.) T.M.Schust.

Tangled Lignum

International J. Pl. Sciences 172: 1061 (2011) APNI

Taxonomic status:Accepted

Occurrence status:Present

Establishment means:Native

Intricately branched, greyish shrub to c. 2 m high and wide, often apparently leafless, stems striate. Leaves soon deciduous, linear to narrowly elliptic, 1–6 cm long, 2–10 mm wide, thin-textured, apex and base acute; petiole to c. 5 mm long. Flowers sessile or subsessile, clustered in axils or in interrupted, axillary and/or terminal spikes to c. 10 cm long; perianth segments 2–4 mm long, fused in lower half, yellow-green, commonly reddish-tinged, female flowers elongating to 5 mm and becoming slightly thickened in fruit. Nut narrowly ovoid, 3–4 mm long, trigonous to triquetrous, the faces flat or shallowly concave, smooth, brown. Flowers mainly Oct.–Mar.

CVU, DunT, Gold, LoM, MuF, MuM, MSB, NIS, OtP, RobP, VRiv, VVP, Wim. WA, NT, SA, Qld, NSW. Common on silty and clayey soils along the Murray River and its floodplain downstream from about Yarrawonga, also on heavy soils, usually fringing shallow, often slightly saline lakes and creeks in the north and west, with scattered occurrences on volcanic clays between Hamilton and Melbourne.

Source: Walsh, N.G. (1996). Polygonaceae. In: Walsh, N.G.; Entwisle, T.J. (eds), Flora of Victoria Vol. 3, Dicotyledons Winteraceae to Myrtaceae. Inkata Press, Melbourne (as Muehlenbeckia florulenta Meisn.).
Updated by: Val Stajsic, 2018-07-24
Hero image
Distribution map
life Life
kingdom Plantae
phylum Tracheophyta
superorder Caryophyllanae
family Polygonaceae
genus Duma
Higher taxa


Source: AVH (2014). Australia's Virtual Herbarium, Council of Heads of Australasian Herbaria, <http://avh.chah.org.au>. Find Duma florulenta in AVH ; Victorian Biodiversity Atlas, © The State of Victoria, Department of Environment and Primary Industries (published Dec. 2014) Find Duma florulenta in Victorian Biodiversity Atlas
  Bioregion Occurrence status Establishment means
Lowan Mallee present native
Murray Mallee present native
Wimmera present native
Victorian Volcanic Plain present native
Victorian Riverina present native
Murray Scroll Belt present native
Robinvale Plains present native
Murray Fans present native
Otway Plain present native
Goldfields present native
Central Victorian Uplands present native
Dundas Tablelands present native
Northern Inland Slopes present native

State distribution

Distribution map
Western Australia
Northern Territory
South Australia
New South Wales