Banksia laricina

Banksia laricina is a woody shrub in the family Proteaceae, typically growing several metres tall with narrow, needle-like leaves arranged densely along its branches, giving it a conifer-like appearance despite its flowering plant lineage. Like other banksias, it produces characteristic cylindrical flower spikes that mature into woody, cone-like seed-bearing structures called follicles. These flowers provide nectar for birds and insects, making the species a contributor to local pollinator networks, while its seed structures often require fire to trigger release, linking its reproductive cycle to natural disturbance regimes.

The species is endemic to southwestern Australia, where it occurs in forest habitats within a restricted geographic range. It typically grows in sandy or gravelly soils characteristic of the region's forest understorey and heathland-forest transition zones.

Banksia laricina is classified as Vulnerable, with a decreasing population trend. A primary threat is dieback caused by the introduced pathogen Phytophthora cinnamomi, a soil-borne water mould that attacks root systems and causes lethal dieback in susceptible Proteaceae species, including banksias. This pathogen has spread extensively through southwestern Australian ecosystems via soil movement, water flow, and human activity.

Additionally, land conversion for annual and perennial non-timber agricultural crops has reduced and fragmented available habitat, isolating remaining populations.

Conservation efforts for threatened banksias in the region typically include hygiene protocols to limit the spread of Phytophthora between sites, restrictions on soil and vehicle movement in sensitive areas, habitat protection within reserves, and monitoring of population health. Seed banking is also used as a safeguard for genetic material.

The species' outlook remains concerning given its continuing population decline, restricted range, and the difficulty of controlling an already widespread soil pathogen, though localized management continues in protected areas.