CR

Argythamnia microphylla

Unknown

Overview

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

Argythamnia microphylla faces severe threats from urban development and agricultural expansion across its extremely limited range in Puerto Rico. The species' restricted distribution makes it particularly vulnerable to habitat fragmentation and complete population loss from localized disturbances. Invasive plant species compete directly with this native shrub for resources and growing space. Climate change poses additional risks through altered precipitation patterns and increased storm intensity in the Caribbean region.

Threat summary

Habitat

This endemic Puerto Rican shrub inhabits dry coastal forests and scrublands, typically growing in limestone-derived soils at low elevations. It occurs in areas with seasonal rainfall patterns and is adapted to the warm, semi-arid conditions characteristic of Puerto Rico's southern coastal plains.

Other threatened species in Euphorbiaceae

CR

Bonania erythrosperma

Unknown
CR

Lasiocroton gracilis

Unknown
CR

Croton leonis

Unknown
CR

Croton cycloideus

Unknown

Frequently asked questions

Why is Argythamnia microphylla classified as Critically Endangered?
Argythamnia microphylla 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. Argythamnia microphylla faces severe threats from urban development and agricultural expansion across its extremely limited range in Puerto Rico. The species' restricted distribution makes it particularly vulnerable to habitat fragmentation and complete population loss from localized disturbances. Invasive plant species compete directly with this native shrub for resources and growing space. Climate change poses additional risks through altered precipitation patterns and increased storm intensity in the Caribbean region.
Where does Argythamnia microphylla live?
Argythamnia microphylla occurs in across multiple regions. Country-level distribution data is sourced from the IUCN Red List and cross-referenced with GBIF occurrences.
What are the main threats to Argythamnia microphylla?
The main threats to Argythamnia microphylla 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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