VU

Conospermum scaposum

Declining

Overview

Conospermum scaposum is a flowering plant in the family Proteaceae, a lineage known for its distinctive floral architecture and adaptations to nutrient-poor soils. Like other members of its genus, commonly known as smokebushes for their masses of small, often grey or cream-colored flowers that create a hazy visual effect en masse, this species produces flower clusters on leafless or near-leafless stalks arising from a basal rosette of foliage. The flowers offer nectar and pollen resources to native insects, contributing to local pollination networks, while the plant itself is adapted to the fire-prone, low-fertility landscapes typical of southwestern Australian flora.

The species is endemic to Australia, where it occupies specific regional habitat types within this range; a comprehensive habitat assessment has not yet been completed, though its distribution is consistent with the heath and shrubland communities favored by related Conospermum species.

Its conservation status as Vulnerable reflects a declining population trend driven by ongoing habitat pressures. Road and railroad development fragments and destroys populations directly through construction and land clearing, while the expansion of annual and perennial non-timber cropping converts native vegetation to agricultural land, permanently removing habitat and isolating remaining plant clusters from one another.

Specific targeted conservation programs for this species are not well documented, though it likely benefits indirectly from broader regional protections on remnant native vegetation, roadside reserve management, and land-clearing regulations in Australia.

Given continuing infrastructure development and agricultural land conversion within its range, the species' population trajectory remains downward. Without dedicated habitat protection and restrictions on further clearing, its long-term outlook remains uncertain.

Conospermum scaposum is mainly threatened by the ongoing construction and maintenance of roads and railways, which can destroy or fragment its habitat, as well as the continued clearing of land for growing crops. Both of these pressures are currently active and show no sign of stopping. Overall, the threats to this species appear to be stable rather than increasing or decreasing.

Threat summary

Conservation measures underway

Site/area protectionSpecies recovery

Frequently asked questions

Why is Conospermum scaposum classified as Vulnerable?
Conospermum scaposum 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 scaposum is mainly threatened by the ongoing construction and maintenance of roads and railways, which can destroy or fragment its habitat, as well as the continued clearing of land for growing crops. Both of these pressures are currently active and show no sign of stopping. Overall, the threats to this species appear to be stable rather than increasing or decreasing.
Where does Conospermum scaposum live?
Conospermum scaposum 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 scaposum?
The main threats to Conospermum scaposum are 2.1, and 4.1. The full IUCN-classified threat record for this species is detailed on the species page.

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