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Rolland's Bulrush

Trichophorum pumilum

Unknown

Overview

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

Rolland's Bulrush faces severe threats from habitat degradation in its specialized alpine wetland environments. Climate change poses a particularly acute risk as warming temperatures alter the hydrology and plant communities of high-altitude bogs and wet meadows where this species occurs. Agricultural intensification and tourism development in mountain regions further fragment and degrade its limited suitable habitat.

Threat summary

Habitat

This sedge species inhabits specialized alpine and subalpine wetland environments, particularly acidic bogs, wet meadows, and marshy areas at elevations typically above 1,500 meters. It requires consistently moist, nutrient-poor soils and is adapted to the harsh conditions of high-altitude mountain ecosystems.

TERRESTRIAL· major

Frequently asked questions

Why is Rolland's Bulrush classified as Endangered?
Rolland's Bulrush 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. Rolland's Bulrush faces severe threats from habitat degradation in its specialized alpine wetland environments. Climate change poses a particularly acute risk as warming temperatures alter the hydrology and plant communities of high-altitude bogs and wet meadows where this species occurs. Agricultural intensification and tourism development in mountain regions further fragment and degrade its limited suitable habitat.
Where does Rolland's Bulrush live?
Rolland's Bulrush 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 Rolland's Bulrush?
The main threats to Rolland's Bulrush 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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