Indicative distribution
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.
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click here to see geographic restrictions).
The information presented in this map is only indicative and may contain errors and omissions.
Scientific name: Olax angulata
Profile last updated:
17 May 2023
Description
Square-stemmed Olax is an upright shrub, which may be parasitic on the roots of other plants. Its stiff branches are often yellowish in colour, with prominent U-shaped ridges. The branchlets are square in cross-section and are yellow-green or blue-green like the leaves. The leaves are stalkless, arranged alternately, and are smooth, brittle and oval-shaped with a tiny point at the end. Small white flowers are often present with the fleshy, egg-shaped, one-seeded fruits.
Distribution
Known from Wooli, Minnie Water to Sandon in Yuraygir National Park. Also known from north of Grafton in Banyabba Nature Reserve, Fortis Creek National Park and adjoining freehold land at the Pinnacles estate, and in Yuraygir State Conservation Area.
Habitat and ecology
- Dry Coastal sanddune heaths and heathy woodlands on sandy soils , often in association with Wallum Banksia (Banksia aemula).
- Dry sandstone Sclerophyll Forests and woodlands
Regional distribution and habitat
Click on a region below to view detailed distribution, habitat and vegetation information.
Threats
- Frequent fire.
- Track widening and maintenance, and road maintenance.
Recovery strategies
A Saving Our Species conservation project is currently being developed for this species and will be available soon. For information on how you can contribute to this species' recovery, see the Activities to assist this species section below.
Activities to assist this species
- Support local Landcare, Coastcare and bush regeneration teams.
- Take care with fire in areas of coastal heath. Undertake research into appropriate fire regimes.
- Identify trackside and roadside populations and protect them during works.
- Protect known and potential habitat from clearing and development.
- Report any occurrences of the species to the DPE.
Information sources
- NSW National Parks and Wildlife Service (2002) Threatened Species of the Upper North Coast of NSW: Flora. (NSW NPWS, Coffs Harbour)
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