Crescent Map Lichen vs

Rhizocarpon lecanorinum compared with Rhizocarpon richardii

Taxonomic Classification

Rank	Crescent Map Lichen
Kingdom same	Fungi (грибы)	Fungi (грибы)
Phylum same	Ascomycota (аскомицеты)	Ascomycota (аскомицеты)
Class same	Lecanoromycetes (леканоромицеты)	Lecanoromycetes (леканоромицеты)
Order same	Rhizocarpales (Rhizocarpales)	Rhizocarpales (Rhizocarpales)
Family same	Rhizocarpaceae	Rhizocarpaceae
Genus same	Rhizocarpon	Rhizocarpon
Species	Rhizocarpon lecanorinum	Rhizocarpon richardii

Evolutionary Relationship

Crescent Map Lichen and share a common ancestor at the Genus level: Rhizocarpon.

Conservation Status

Crescent Map Lichen

LC — Least Concern

LC — Least Concern

Physical Characteristics

Attribute	Crescent Map Lichen
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Crescent Map Lichen

Habitat

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

Range

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

Habitat

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

Range

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

Rhizocarpon richardii is a crustose lichen that forms tightly adhered patches on siliceous rocks, typically displaying a pale greenish-grey to yellowish thallus divided by a dark prothallus. It inhabits exposed rocky outcrops, cliff faces, and boulders in montane and alpine zones across Europe and beyond. This saxicolous species is highly sensitive to atmospheric pollution.

Shared Countries

Both species can be found in 4 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden 🇺🇸 United States