Hakea denticulata

Hakea denticulata is a woody shrub in the family Proteaceae, characterised by the rigid, toothed foliage that gives the species its epithet, along with the small cream to white flower clusters and hard woody fruits typical of the genus Hakea. Like other members of this genus, it likely regenerates from seed stored in serotinous fruits released after fire, and its flowers provide nectar resources for insects and birds within its shrubland community.

The species is endemic to Australia, restricted to shrubland habitat, likely within a limited regional range typical of many Hakea species with narrow endemism in southwestern or eastern Australian heath and scrub ecosystems.

Hakea denticulata is classified as Endangered, with a decreasing population trend. Its habitat is under ongoing pressure from land clearing and habitat alteration, much of it driven by conversion of native vegetation for annual and perennial non-timber crop production. Altered fire regimes, including both inappropriate fire frequency and fire suppression, disrupt the natural cycles of germination and regeneration that many serotinous shrubland species depend on.

Invasive non-native plants, animals, or pathogens add further pressure, competing with or degrading the remaining habitat available to the species.

Conservation of this species is likely occurring through broader shrubland habitat protection measures in Australia, including reservation of remnant vegetation, weed and invasive species control programs, and fire management planning designed to balance ecological requirements with land-use pressures. Continued monitoring of population size and habitat condition remains important for tracking trends.

Given the ongoing combination of habitat loss, agricultural expansion, and altered fire regimes, the species' outlook remains concerning, with continued population decline expected unless current threats are effectively mitigated.