VU

Conospermum ephedroides

Declining

Overview

This leafless, wiry-stemmed shrub belongs to the Proteaceae family and is characterized by its reduced, needle-like foliage, an adaptation that resembles the unrelated Ephedra genus and gives the species its epithet. Like other members of Conospermum, commonly known as smokebushes, it produces small blue or purple flowers arranged in clusters, which attract native insect pollinators. The plant contributes to the structural diversity of the understorey in the shrubland communities it inhabits and plays a role in supporting local invertebrate populations through nectar and pollen resources.

Conospermum ephedroides is endemic to Western Australia, where it occurs in scattered populations within shrubland and woodland ecosystems adapted to the region's nutrient-poor, sandy soils. Its distribution is naturally restricted, making it vulnerable to localized disturbances.

The species faces multiple ongoing pressures. Road and rail infrastructure development fragments and destroys habitat patches, while land clearing for annual and perennial non-timber crops continues to reduce available habitat. Altered fire regimes, including both frequent burning and fire suppression, disrupt the natural cycles the species may depend on for regeneration.

Logging and wood harvesting further degrade habitat quality, and invasive plant and animal species introduce competition and habitat alteration, compounding these pressures.

Conservation efforts in Western Australia typically involve habitat protection within reserves, monitoring of known populations, and management of fire regimes to balance ecological needs with risk reduction. Weed control programs also help limit the spread of invasive species in areas where the plant occurs.

Given the continuing decline in population and the persistence of multiple concurrent threats, the species' conservation trajectory remains concerning. Without sustained habitat protection and threat mitigation, further population decreases are likely.

Conospermum ephedroides faces ongoing habitat destruction from road construction, land clearing for crops, and logging activities, which fragment and reduce its natural habitat. It is also threatened by inappropriate fire regimes (either too frequent or too infrequent burning) and competition from invasive plants or animals that can outcompete or damage the species. Since all these threats are listed as currently ongoing with no indication of reduction, the overall threat level appears to be stable to intensifying rather than decreasing.

Threat summary

Conservation measures underway

Site/area protectionSpecies recovery

Frequently asked questions

Why is Conospermum ephedroides classified as Vulnerable?
Conospermum ephedroides 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. Conospermum ephedroides faces ongoing habitat destruction from road construction, land clearing for crops, and logging activities, which fragment and reduce its natural habitat. It is also threatened by inappropriate fire regimes (either too frequent or too infrequent burning) and competition from invasive plants or animals that can outcompete or damage the species. Since all these threats are listed as currently ongoing with no indication of reduction, the overall threat level appears to be stable to intensifying rather than decreasing.
Where does Conospermum ephedroides live?
Conospermum ephedroides 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 Conospermum ephedroides?
The main threats to Conospermum ephedroides are 2.1, 4.1, 5.3, and 7.1. The full IUCN-classified threat record for this species is detailed on the species page.

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