
Osmoxylon mariannense
Photo: Wikimedia Commons (CC) via https://en.wikipedia.org/wiki/Osmoxylon_mariannense
Overview
A detailed profile for this species is sourced from the IUCN Red List of Threatened Species as assessments become available.
Osmoxylon mariannense faces severe threats from habitat destruction due to urban development and agricultural expansion across its limited range in the Mariana Islands. The species' extremely restricted distribution makes it particularly vulnerable to localized disturbances, while invasive plant species compete for resources and alter native forest composition. Climate change poses additional risks through altered precipitation patterns and increased storm intensity in the Pacific region.
Habitat
This endemic tree species inhabits native limestone forests and secondary forest areas in the Mariana Islands. It typically grows in well-drained soils on elevated terrain and forest edges where it can access adequate sunlight.

