Brook Stippleback Lichen vs California alder

Dermatocarpon luridum compared with Alnus rhombifolia

Key Differences

• Brook Stippleback Lichen is Critically Endangered while California alder is Least Concern.

Taxonomic Classification

Rank	Brook Stippleback Lichen	California alder
Kingdom	Fungi (Fungi)	Plantae (Plants)
Phylum	Ascomycota (Sac Fungi)	Magnoliophyta (Flowering Plants)
Class	Eurotiomycetes (Eurotiomycetes)	Magnoliopsida (Dicots)
Order	Verrucariales (Verrucariales)	Fagales (Beeches & Oaks)
Family	Verrucariaceae	Betulaceae
Genus	Dermatocarpon	Alnus
Species	Dermatocarpon luridum	Alnus rhombifolia

Conservation Status

Brook Stippleback Lichen

CR — Critically Endangered

California alder

LC — Least Concern

Physical Characteristics

Attribute	Brook Stippleback Lichen	California alder
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brook Stippleback 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.

California alder

Habitat

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

Range

Found in Canada.

Brook Stippleback Lichen

The Brook Stippleback Lichen (Dermatocarpon luridum) is a species in the genus Dermatocarpon. 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.

California alder

The California alder (Alnus rhombifolia) 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.