Warty Zieria - profile

Indicative distribution

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The areas shown in pink and/purple are the sub-regions where the species or community is known or predicted to occur. They may not occur thoughout the sub-region but may be restricted to certain areas. ( click here to see geographic restrictions). The information presented in this map is only indicative and may contain errors and omissions.
Scientific name: Zieria tuberculata
Conservation status in NSW: Vulnerable
Commonwealth status: Vulnerable
Profile last updated: 22 Aug 2018


Warty Zieria is a shrub to 3.5 m tall with warty branches. The leaves are comprised of 3 narrow leaflets (trifoliate) that are densely-warty land to 50 mm long by 3.5 mm wide. Leaflets are dull green on the upper surface and whitish on the lower surface and are covered with star-shaped hairs that can be seen with a hand lens. The flowers accur in large clusters at the ends of the branchlets. Individual flowers are creamy-white with four petals to 4 mm long.


Warty Zieria grows in the Mt Dromedary and Tilba Tilba area. A total of 13 sites are currently known and the total population (all age clsses) is about 3,000 plants. The population in the Cambewarra Mountain area near Nowra is now referable to a separate taxon.

Habitat and ecology

  • The Warty Zieria grows in heath amongst rocky outcrops on rain forest edges and in tall forest and shrubland.
  • The flowers appear from late winter to spring.

Regional distribution and habitat

Click on a region below to view detailed distribution, habitat and vegetation information.


Recovery strategies

Activities to assist this species

Information sources

IBRA Bioregion IBRA Subregion Known or predicted Geographic restrictions region
South East CornerBateman Known within 15 km of Central Tilba
South East CornerSouth East Coastal Ranges Known within 15 km of Central Tilba
Sydney BasinIllawarra Known None