vs Stonewall Rim Lichen

Protoparmeliopsis achariana compared with Protoparmeliopsis muralis

Key Differences

• is Endangered while Stonewall Rim Lichen is Least Concern.

Taxonomic Classification

Rank		Stonewall Rim Lichen
Kingdom same	Fungi (Fungi)	Fungi (Fungi)
Phylum same	Ascomycota (Sac Fungi)	Ascomycota (Sac Fungi)
Class same	Lecanoromycetes (Lecanoromycetes)	Lecanoromycetes (Lecanoromycetes)
Order same	Lecanorales (Lecanorales)	Lecanorales (Lecanorales)
Family same	Lecanoraceae	Lecanoraceae
Genus same	Protoparmeliopsis	Protoparmeliopsis
Species	Protoparmeliopsis achariana	Protoparmeliopsis muralis

Evolutionary Relationship

and Stonewall Rim Lichen share a common ancestor at the Genus level: Protoparmeliopsis.

Conservation Status

EN — Endangered

Stonewall Rim Lichen

LC — Least Concern

Physical Characteristics

Attribute		Stonewall Rim Lichen
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

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

Stonewall Rim Lichen

Habitat

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

Range

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

Protoparmeliopsis achariana is a crustose foliose lichen with a yellowish-grey areolate thallus found on bare rock surfaces. It inhabits exposed calcareous rock faces and dry, sunny outcrops in temperate and Mediterranean Europe. This lichen obtains energy through photosynthesis and weathering of mineral substrates, contributing to rock surface colonization.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden