Nature conservation

Threatened species

Boronia imlayensis - profile

Indicative distribution


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Key:
known
predicted
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: Boronia imlayensis
Conservation status in NSW: Critically Endangered
Commonwealth status: Critically Endangered
Gazetted date: 31 Oct 2025
Profile last updated: 25 Nov 2025

Description

Boronia imlayensis is an erect shrub that grows to 1.2 m tall. Theleaves are divided into 7-13 leaflets and are 16-26mm wide by 13-29mm long. Theleaf surface is glandular warty. The clusters of 3-9 flowers arise in leafaxils and vary in colour from pale to deep pink or occasionally white. Theflower has four petals between 5-7.5mm long. Flowering is most prolific inspring, where it forms a blanket of colour in the understory of Eucalyptus sieberi woodland.


Distribution

Known only from the summit area of Mt Imlay, south-west of Eden on the South Coast of New South Wales.

Habitat and ecology

  • Mainly occurs in shrubby woodland dominated by Eucalyptus sieberi with a diverse understorey including Boronia imlayensis, Oxylobium bracteosum, Xanthorrhoea australis, Tetratheca subaphylla, Dillwynia glaberrima, and Amperea xiphoclada. Some plants grow beneath the canopy of the endangered mallee E. imlayensis on the eastern face of Mt Imlay or beneath E. fraxinoides below the northern edge. The species occurs in a very narrow elevation range between about 750 and 850m a.s.l.

Regional distribution and habitat

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


Threats

Recovery strategies

Activities to assist this species

Information sources

IBRA Bioregion IBRA Subregion Known or predicted Geographic restrictions region
South East CornerSouth East Coastal Ranges Known None