Brown Cobblestone Lichen vs Spruce Tooth

Acarospora fuscata compared with Phellodon violascens

Key Differences

• Brown Cobblestone Lichen is Least Concern while Spruce Tooth is Endangered.

Taxonomic Classification

Rank	Brown Cobblestone Lichen	Spruce Tooth
Kingdom same	Fungi (Fungi)	Fungi (Fungi)
Phylum	Ascomycota (Sac Fungi)	Basidiomycota (Club Fungi)
Class	Lecanoromycetes (Lecanoromycetes)	Agaricomycetes (Mushrooms)
Order	Acarosporales (Acarosporales)	Thelephorales (Thelephorales)
Family	Acarosporaceae	Thelephoraceae
Genus	Acarospora	Phellodon
Species	Acarospora fuscata	Phellodon violascens

Evolutionary Relationship

Brown Cobblestone Lichen and Spruce Tooth share a common ancestor at the Kingdom level: Fungi. (Fungi)

Conservation Status

Brown Cobblestone Lichen

LC — Least Concern

Spruce Tooth

EN — Endangered

Physical Characteristics

Attribute	Brown Cobblestone Lichen	Spruce Tooth
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brown Cobblestone Lichen

Habitat

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

Range

Distributed across Denmark, Norway, Portugal, and United States.

Spruce Tooth

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

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

Brown Cobblestone Lichen

The Brown Cobblestone Lichen (Acarospora fuscata) is a species in the genus Acarospora. It is currently classified as Least Concern on the IUCN Red List. Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇺🇸 United States