Black Stubble Lichen vs Brook-Side Alder

Calicium abietinum compared with Alnus serrulata

Key Differences

Black Stubble Lichen is Endangered while Brook-Side Alder is Least Concern.

Taxonomic Classification

Rank	Black Stubble 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	Calicium	Alnus
Species	Calicium abietinum	Alnus serrulata

Conservation Status

Black Stubble Lichen

EN — Endangered

Brook-Side Alder

LC — Least Concern

Physical Characteristics

Attribute	Black Stubble Lichen	Brook-Side Alder
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black Stubble Lichen

Habitat

Native to Europe and North America and South America, inhabiting ecosystems characteristic of the region.

Range

Widely distributed across Europe (4 countries), North America (United States), and South America (Colombia). Currently classified as 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.

Black Stubble Lichen

The Black Stubble Lichen (Calicium abietinum) is a species in the genus Calicium. It is currently classified as Endangered on the IUCN Red List. Native to Europe and North America and South America, inhabiting ecosystems characteristic of the region, found across Colombia, Denmark, Norway, Portugal, Sweden, and more.

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.