Brown Cobblestone Lichen vs Rough Speckled Shield Lichen

Acarospora fuscata compared with Punctelia rudecta

Key Differences

• Brown Cobblestone Lichen is Least Concern while Rough Speckled Shield Lichen is Not Evaluated.

Taxonomic Classification

Rank	Brown Cobblestone Lichen	Rough Speckled Shield Lichen
Kingdom same	Fungi (Fungi)	Fungi (Fungi)
Phylum same	Ascomycota (Sac Fungi)	Ascomycota (Sac Fungi)
Class same	Lecanoromycetes (Lecanoromycetes)	Lecanoromycetes (Lecanoromycetes)
Order	Acarosporales (Acarosporales)	Lecanorales (Lecanorales)
Family	Acarosporaceae	Parmeliaceae
Genus	Acarospora	Punctelia
Species	Acarospora fuscata	Punctelia rudecta

Evolutionary Relationship

Brown Cobblestone Lichen and Rough Speckled Shield Lichen share a common ancestor at the Class level: Lecanoromycetes. (Lecanoromycetes)

Conservation Status

Brown Cobblestone Lichen

LC — Least Concern

Rough Speckled Shield Lichen

NE — Not Evaluated

Physical Characteristics

Attribute	Brown Cobblestone Lichen	Rough Speckled Shield Lichen
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.

Rough Speckled Shield Lichen

Habitat

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

Range

Distributed across Colombia, Norway, Taiwan, and United States.

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 2 countries:

🇳🇴 Norway 🇺🇸 United States