Lake Keepit Hakea
Hakea pulvinifera
Overview
The Lake Keepit hakea (Hakea pulvinifera) is a critically endangered shrub in the family Proteaceae, known from an extremely restricted range around Lake Keepit in the Namoi River catchment of northern New South Wales, Australia. This woody shrub typically grows to between one and three metres in height, bearing rigid, needle-like leaves characteristic of many hakea species, an adaptation suited to the nutrient-poor soils it inhabits. Small white to cream flowers emerge along the stems, followed by the hard, woody seed capsules typical of the genus, which often persist on the plant and release seed in response to fire or other disturbance.
The species occupies dry sclerophyll woodland on shallow, rocky soils derived from granite and metasediment substrates, often on steep slopes or ridgelines where competition from other vegetation is reduced. Its distribution is confined to a handful of known populations within a very small geographic area, making it exceptionally vulnerable to localised threats. The IUCN Red List classifies Hakea pulvinifera as Critically Endangered (CR), reflecting its narrow range, small population size, and ongoing pressures on its remaining habitat.
Population trend data for the species remain unknown, underscoring the need for further field monitoring to establish reliable baseline figures. On a positive note, the species' known populations fall partly within areas subject to conservation management attention in the Lake Keepit area, and its restricted but well-defined range makes it a feasible candidate for targeted, site-based recovery actions such as weed control, fencing, and fire management. Continued botanical survey work in the region offers the prospect of locating additional subpopulations, which would meaningfully improve the species' conservation outlook.
Hakea pulvinifera faces an elevated extinction risk due to its highly restricted distribution around Lake Keepit, where any localised disturbance can affect a disproportionate share of the total population. Inappropriate fire regimes, whether too frequent or too infrequent, pose a particular threat by disrupting the seed release and regeneration cycle typical of fire-adapted hakeas. Encroachment of invasive weeds and grazing pressure from livestock and feral herbivores further degrade the shallow, rocky woodland habitat the species depends on. The small number of known populations also leaves the species highly susceptible to stochastic events such as drought or disease outbreaks.
Habitat
Hakea pulvinifera is restricted to dry sclerophyll woodland on shallow, rocky soils in the Lake Keepit area of the Namoi catchment in northern New South Wales, Australia.
Conservation measures underway
Other threatened species in PROTEACEAE
Threatened in Australia
Frequently asked questions
Why is Lake Keepit Hakea classified as Critically Endangered?
Where does Lake Keepit Hakea live?
What are the main threats to Lake Keepit Hakea?
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