EN

Macrozamia lomandroides

DecliningENAUENAU

Overview

Macrozamia lomandroides is a cycad, a slow-growing seed plant with a subterranean or partly exposed stem topped by a rosette of stiff, pinnate, palm-like fronds. Like other cycads, it is dioecious, producing separate male and female cones, with reproduction dependent on specialist insect pollinators and a very slow rate of growth and maturation. As a long-lived understorey component of its habitat, it contributes to structural diversity in the vegetation layer and offers shelter and seed resources to invertebrates and small fauna.

The species is restricted to Australia, where it occupies forest habitat in proximity to coastal and supratidal zones. This narrow ecological association with coastal forest fringes limits its natural range and makes populations vulnerable to localized disturbance.

Its decline is driven by a combination of pressures: land conversion for annual and perennial non-timber crops has reduced and fragmented habitat, while fire and altered fire regimes, including both wildfire and fire suppression practices, disrupt regeneration cycles that cycads depend on. Logging and wood harvesting degrade forest structure, and the species is additionally impacted by activities linked to fishing and harvesting of aquatic resources in adjacent coastal zones. Direct removal through gathering of terrestrial plants, likely for horticultural or collector demand, further reduces wild numbers, as cycads are frequently targeted for their ornamental value.

Conservation attention for Macrozamia lomandroides falls within broader efforts to protect Australian cycads, including habitat protection measures, restrictions on wild collection, and regional land management practices addressing fire regimes. Specific population figures are not well documented in available assessments.

The population trend is decreasing, and the species remains classified as Endangered, reflecting ongoing habitat loss and harvesting pressure without clear indication of recovery.

Macrozamia lomandroides is mainly threatened by land being cleared or converted for crop farming, along with ongoing logging and wood harvesting that damage its habitat. Inappropriate fire patterns and fire management practices, as well as people collecting the plants themselves from the wild, add further pressure, while nearby harvesting of fish and other aquatic resources can also disturb its habitat. These threats are all currently ongoing, suggesting the pressures on this plant are stable rather than clearly increasing or decreasing.

Threat summary

Habitat

Forest· majorMarine coastal/supratidal· major

Conservation measures underway

Site/area protectionSpecies recoveryAwareness & communicationsLegislation

Frequently asked questions

Why is Macrozamia lomandroides classified as Endangered?
Macrozamia lomandroides is classified as Endangered — facing a very high risk of extinction in the wild — because population numbers are declining steeply and key habitats are under sustained pressure. Macrozamia lomandroides is mainly threatened by land being cleared or converted for crop farming, along with ongoing logging and wood harvesting that damage its habitat. Inappropriate fire patterns and fire management practices, as well as people collecting the plants themselves from the wild, add further pressure, while nearby harvesting of fish and other aquatic resources can also disturb its habitat. These threats are all currently ongoing, suggesting the pressures on this plant are stable rather than clearly increasing or decreasing.
Where does Macrozamia lomandroides live?
Macrozamia lomandroides 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 Macrozamia lomandroides?
The main threats to Macrozamia lomandroides are 2.1, 5.2, 5.3, and 5.4. The full IUCN-classified threat record for this species is detailed on the species page.

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