Brown Cobblestone Lichen vs slender thistle

Acarospora fuscata compared with Carduus tenuiflorus

Key Differences

• Brown Cobblestone Lichen is Least Concern while slender thistle is Near Threatened.

Taxonomic Classification

Rank	Brown Cobblestone Lichen	slender thistle
Kingdom	Fungi (Fungi)	Plantae (Plants)
Phylum	Ascomycota (Sac Fungi)	Magnoliophyta (Flowering Plants)
Class	Lecanoromycetes (Lecanoromycetes)	Magnoliopsida (Dicots)
Order	Acarosporales (Acarosporales)	Asterales (Daisies & Sunflowers)
Family	Acarosporaceae	Asteraceae (Daisy Family)
Genus	Acarospora	Carduus
Species	Acarospora fuscata	Carduus tenuiflorus

Conservation Status

Brown Cobblestone Lichen

LC — Least Concern

slender thistle

NT — Near Threatened

Physical Characteristics

Attribute	Brown Cobblestone Lichen	slender thistle
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.

slender thistle

Habitat

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

Range

Widely distributed across Africa (South Africa), Asia (Japan), Europe (7 countries), North America (United States), Oceania and the Pacific (Australia), and South America (Argentina, Brazil, Chile). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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 4 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇵🇹 Portugal 🇺🇸 United States