VU

Grevillea drummondii

Declining

Overview

Grevillea drummondii is a shrub in the family Proteaceae, characterised by the divided, needle-like foliage and distinctive one-sided flower clusters typical of the genus, with individual flowers exhibiting the curved, spider-like reproductive structures characteristic of Grevillea. The blooms produce nectar that supports honeyeaters, insects, and other pollinators, positioning the species as a resource contributor within its native plant communities. Its woody seed-bearing fruits contribute to the soil seed bank of the ecosystems it inhabits.

The species is endemic to Australia, where it occurs in forest and shrubland habitats. Its distribution is limited, and it depends on specific soil and vegetation conditions found within these ecosystems.

Grevillea drummondii is classified as Vulnerable, with a decreasing population trend. Road and railroad development fragments and destroys habitat directly through clearing and edge effects. Altered fire regimes, including both inappropriate burning frequency and fire suppression, disrupt the natural cycles many Proteaceae species depend on for germination and population turnover.

Expansion of annual and perennial non-timber cropping further reduces available habitat through land conversion for agriculture.

Conservation attention for this species falls within broader frameworks for threatened Australian flora, including habitat protection within reserves, monitoring of known populations, and consideration of fire management practices designed to balance ecological requirements with land-use pressures. Seed banking and ex-situ conservation programs run by Australian botanical institutions may also contribute to safeguarding genetic material.

The species' outlook remains concerning given the combination of ongoing habitat loss, fire regime disruption, and agricultural pressure. Without sustained habitat protection and management interventions tailored to its ecological requirements, continued population decline is likely.

Grevillea drummondii is mainly threatened by road and railway construction that damages or fragments its habitat, along with ongoing risks from fires and fire management practices. It also faces pressure from land being cleared or converted for growing crops. These threats are currently ongoing and appear to be stable rather than rapidly worsening.

Threat summary

Habitat

Forest· majorShrubland· major

Conservation measures underway

Species recovery

Frequently asked questions

Why is Grevillea drummondii classified as Vulnerable?
Grevillea drummondii is classified as Vulnerable because the population is declining and the species faces a high risk of extinction in the medium-term future if current pressures continue. Grevillea drummondii is mainly threatened by road and railway construction that damages or fragments its habitat, along with ongoing risks from fires and fire management practices. It also faces pressure from land being cleared or converted for growing crops. These threats are currently ongoing and appear to be stable rather than rapidly worsening.
Where does Grevillea drummondii live?
Grevillea drummondii occurs in Australia. Country-level distribution data is sourced from the IUCN Red List and cross-referenced with GBIF occurrences.
What are the main threats to Grevillea drummondii?
The main threats to Grevillea drummondii are 2.1, 4.1, and 7.1. The full IUCN-classified threat record for this species is detailed on the species page.

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