Rossetti's Pouncewort
CR

Rossetti's Pouncewort

Cololejeunea rossettiana

UnknownLCEULCEU

Photo: Photo: (c) George Greiff, some rights reserved (CC BY), uploaded by George Greiff

Overview

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

Rossetti's Pouncewort faces severe threats from habitat destruction and degradation of its specialized epiphytic environments. The species' extremely limited distribution and specific microhabitat requirements make it highly vulnerable to environmental changes and human disturbance. Climate change and altered precipitation patterns further threaten the delicate moisture balance required for this bryophyte's survival.

Threat summary

Habitat

This tiny epiphytic liverwort grows on bark and branches of trees in humid tropical and subtropical forests, typically in areas with consistent moisture and filtered light. It requires specific microhabitat conditions including stable humidity levels and suitable host tree species for attachment and growth.

Frequently asked questions

Why is Rossetti's Pouncewort classified as Critically Endangered?
Rossetti's Pouncewort 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. Rossetti's Pouncewort faces severe threats from habitat destruction and degradation of its specialized epiphytic environments. The species' extremely limited distribution and specific microhabitat requirements make it highly vulnerable to environmental changes and human disturbance. Climate change and altered precipitation patterns further threaten the delicate moisture balance required for this bryophyte's survival.
Where does Rossetti's Pouncewort live?
Rossetti's Pouncewort 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 Rossetti's Pouncewort?
The main threats to Rossetti's Pouncewort 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.

Get weekly conservation intelligence

One short digest a week of the most striking species and country data we ship, plus breaking conservation news paired with our database where it matters.

Free, no spam. One-click unsubscribe in every email.