Boreal Button Lichen vs Maxwell's Duiker

Buellia disciformis compared with Philantomba maxwellii

Key Differences

• Boreal Button Lichen is Critically Endangered while Maxwell's Duiker is Least Concern.

Taxonomic Classification

Rank	Boreal Button Lichen	Maxwell's Duiker
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Ascomycota (Sac Fungi)	Chordata (Chordates)
Class	Lecanoromycetes (Lecanoromycetes)	Mammalia (Mammals)
Order	Caliciales (Caliciales)	Artiodactyla (Even-toed Ungulates)
Family	Caliciaceae	Bovidae (Bovids)
Genus	Buellia	Philantomba
Species	Buellia disciformis	Philantomba maxwellii

Conservation Status

Boreal Button Lichen

CR — Critically Endangered

Maxwell's Duiker

LC — Least Concern

Physical Characteristics

Attribute	Boreal Button Lichen	Maxwell's Duiker
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.

Maxwell's Duiker

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.