Brown Cobblestone Lichen vs grey mouse-ear

Acarospora fuscata compared with Cerastium brachypetalum

Key Differences

Brown Cobblestone Lichen is Least Concern while grey mouse-ear is Critically Endangered.

Taxonomic Classification

Rank	Brown Cobblestone Lichen	grey mouse-ear
Kingdom	Fungi (Fungi)	Plantae (Plants)
Phylum	Ascomycota (Sac Fungi)	Magnoliophyta (Flowering Plants)
Class	Lecanoromycetes (Lecanoromycetes)	Magnoliopsida (Dicots)
Order	Acarosporales (Acarosporales)	Caryophyllales (Caryophyllales)
Family	Acarosporaceae	Caryophyllaceae
Genus	Acarospora	Cerastium
Species	Acarospora fuscata	Cerastium brachypetalum

Conservation Status

Brown Cobblestone Lichen

LC — Least Concern

grey mouse-ear

CR — Critically Endangered

Physical Characteristics

Attribute	Brown Cobblestone Lichen	grey mouse-ear
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.

grey mouse-ear

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and temperate grasslands and steppes, among 4 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found across Europe (8 countries) and North America (United States). Currently classified as Critically 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.