Boreal Button Lichen vs Brook-Side Alder

Buellia disciformis compared with Alnus serrulata

Key Differences

Boreal Button Lichen is Critically Endangered while Brook-Side Alder is Least Concern.

Taxonomic Classification

Rank	Boreal Button Lichen	Brook-Side Alder
Kingdom	Fungi (Fungi)	Plantae (Plants)
Phylum	Ascomycota (Sac Fungi)	Magnoliophyta (Flowering Plants)
Class	Lecanoromycetes (Lecanoromycetes)	Magnoliopsida (Dicots)
Order	Caliciales (Caliciales)	Fagales (Beeches & Oaks)
Family	Caliciaceae	Betulaceae
Genus	Buellia	Alnus
Species	Buellia disciformis	Alnus serrulata

Conservation Status

Boreal Button Lichen

CR — Critically Endangered

Brook-Side Alder

LC — Least Concern

Physical Characteristics

Attribute	Boreal Button Lichen	Brook-Side Alder
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.

Brook-Side Alder

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Distributed across Canada and United States.

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.

Brook-Side Alder

The Brook-Side Alder (Alnus serrulata) is a species in the genus Alnus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.