Aloe guillaumetii
CR

Aloe guillaumetii

Declining

Photo: (c) feno, some rights reserved (CC BY-NC), uploaded by feno

Overview

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

Aloe guillaumetii faces severe population decline primarily due to habitat destruction from agricultural expansion and urban development in Madagascar's fragmented landscapes. Mining activities and charcoal production have further degraded its specialized rocky outcrop habitats. The species' extremely limited range makes it particularly vulnerable to localized disturbances, while collection pressure for horticultural trade compounds these threats.

Threat summary

Habitat

Aloe guillaumetii is endemic to Madagascar, where it grows on rocky outcrops and granite formations in dry deciduous forests and scrubland. The species typically occurs at elevations between 200-800 meters in areas with well-drained soils and seasonal rainfall patterns.

Rocky areas· major

Conservation measures underway

Ex-situ conservationLegislation

Frequently asked questions

Why is Aloe guillaumetii classified as Critically Endangered?
Aloe guillaumetii is classified as Critically Endangered — facing an extremely high risk of extinction in the wild — because population sizes are very small, declining sharply, or restricted to a tiny range. Aloe guillaumetii faces severe population decline primarily due to habitat destruction from agricultural expansion and urban development in Madagascar's fragmented landscapes. Mining activities and charcoal production have further degraded its specialized rocky outcrop habitats. The species' extremely limited range makes it particularly vulnerable to localized disturbances, while collection pressure for horticultural trade compounds these threats.
Where does Aloe guillaumetii live?
Aloe guillaumetii occurs in Madagascar. Country-level distribution data is sourced from the IUCN Red List and cross-referenced with GBIF occurrences.
What are the main threats to Aloe guillaumetii?
The main threats to Aloe guillaumetii are 5.4, ai-1, ai-2, and ai-3. The full IUCN-classified threat record for this species is detailed on the species page.

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