Australian Native Plants

  Atriplex nummularia (Old Man Saltbush)


Atriplex nummularia photo
Atriplex nummularia

Photograph by Mark Marathon. Some rights reserved.    (view image details)

Atriplex nummularia photo
Atriplex nummularia Old Man Saltbush

Photograph by Cgoodwin. Some rights reserved.    (view image details)

Atriplex nummularia photo
Atriplex nummularia

Photograph by Kevin Thiele. Some rights reserved.    (view image details)



Credits:
Description and Habitat information is sourced from: State of Victoria (Agriculture Victoria), Victorian Resources Online,http://vro.agriculture.vic.gov.au/dpi/vro/vrosite.nsf/pages/water_sip_scientific_a Licensed under Creative Commons CC BY 4.0 license.


Growth Characteristics information is sourced from: State Flora Catalog, Government of South Australia Licensed under Creative Commons CC BY 4.0 license.



OLD MAN SALTBUSH FACTS

distribution map showing range of Atriplex nummularia in Australia

Map is from The Atlas of Living Australia web site, licensed under Creative Commons Attribution 3.0 Australia License


Common Name
Old Man Saltbush

Description
Old Man Saltbush is a large grey shrub to 2 m tall and to 4-5 m wide, with brittle woody branches. Leaves scaly, shortly stalked, almost circular to broadly ovate, 10-25 mm long.

Plants dioecious with flowers in panicles at the ends of branches. Fruiting body stalkless, nearly round to more or less fan-shaped and 5-8 mm long.

Has moderate salt tolerance but does not survive extended waterlogging. Good drought resistance due to a deep root system and can withstand heavy grazing, once well established. Variable palatability. Leaves contain up to 28 percent salt. Has been used in the past as hedges, windbreaks and firebreaks

Habitat
Naturally grows on heavy textured soils on flats and depressions.

Distribution
Native to inland Australia in South Australia, Western Australia, Victoria., New South Wales, Queensland, Northern Territory,

Growth Characteristics
Height (m): 2 - 3
Spread (m): 2 - 3
Soil Texture: sand, loam, clay, limestone
Soil pH: acid soils, neutral soils, alkaliine soils
Frost Sensitivity: resistant
Minimum Rainfall (mm): 250
Flower Colour: insignificant
Flower Season: frequent

(source: SA State Flora Catalog)



Classification
Class:Magnoliopsida
Order:Caryophyllales
Family:Chenopodaceae
Genus:Atriplex
Species:nummularia
Common Name:Old Man Saltbush


Relatives in same Genus
  Atriplex amnicola
  Atriplex cinerea
  Atriplex paludosa
  Atriplex semibaccata
  Atriplex suberecta
  Atriplex vesicaria