Boreal Button Lichen vs Plains Pocket Mouse

Buellia disciformis compared with Perognathus flavescens

Key Differences

• Boreal Button Lichen is Critically Endangered while Plains Pocket Mouse is Least Concern.

Taxonomic Classification

Rank	Boreal Button Lichen	Plains Pocket Mouse
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Ascomycota (Sac Fungi)	Chordata (Chordates)
Class	Lecanoromycetes (Lecanoromycetes)	Mammalia (Mammals)
Order	Caliciales (Caliciales)	Rodentia (Rodents)
Family	Caliciaceae	Heteromyidae
Genus	Buellia	Perognathus
Species	Buellia disciformis	Perognathus flavescens

Conservation Status

Boreal Button Lichen

CR — Critically Endangered

Plains Pocket Mouse

LC — Least Concern

Physical Characteristics

Attribute	Boreal Button Lichen	Plains Pocket Mouse
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Boreal Button Lichen

Habitat

Inhabits temperate broadleaf and mixed forests and Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Denmark, Norway, Portugal, Sweden, and United States. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Plains Pocket Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Boreal Button Lichen

The Boreal Button Lichen (Buellia disciformis) is a species in the genus Buellia. It is currently classified as Critically Endangered on the IUCN Red List. Inhabits temperate broadleaf and mixed forests and Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.