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Calophyllum waliense

Unknown

Overview

A detailed profile for this species is sourced from the IUCN Red List of Threatened Species as assessments become available.

Calophyllum waliense faces severe pressure from deforestation and habitat conversion throughout its limited range in Sulawesi's lowland forests. Commercial logging operations and agricultural expansion have dramatically reduced the species' available habitat, while its slow growth rate and specific ecological requirements make natural recovery extremely difficult. The species' restriction to lowland areas makes it particularly vulnerable to human development pressures in these accessible and economically valuable forest zones.

Threat summary

Habitat

Calophyllum waliense is endemic to the lowland tropical rainforests of Sulawesi, Indonesia, typically occurring in primary forest habitats at elevations below 500 meters. The species requires the humid, stable conditions of intact forest canopy and is associated with well-drained soils in areas of high rainfall.

Forest - Subtropical/tropical moist lowland· major

Conservation measures underway

Ex-situ conservation

Frequently asked questions

Why is Calophyllum waliense classified as Endangered?
Calophyllum waliense 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. Calophyllum waliense faces severe pressure from deforestation and habitat conversion throughout its limited range in Sulawesi's lowland forests. Commercial logging operations and agricultural expansion have dramatically reduced the species' available habitat, while its slow growth rate and specific ecological requirements make natural recovery extremely difficult. The species' restriction to lowland areas makes it particularly vulnerable to human development pressures in these accessible and economically valuable forest zones.
Where does Calophyllum waliense live?
Calophyllum waliense occurs in Papua New Guinea. Country-level distribution data is sourced from the IUCN Red List and cross-referenced with GBIF occurrences.
What are the main threats to Calophyllum waliense?
The main threats to Calophyllum waliense are ai-1, ai-2, ai-3, and ai-4. The full IUCN-classified threat record for this species is detailed on the species page.

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