Grayish Green Map Lichen vs

Rhizocarpon cinereovirens compared with Rhizocarpon richardii

Key Differences

• Grayish Green Map Lichen is Not Evaluated while is Least Concern.

Taxonomic Classification

Rank	Grayish Green Map Lichen
Kingdom same	Fungi (فطر)	Fungi (فطر)
Phylum same	Ascomycota (فطريات زقية)	Ascomycota (فطريات زقية)
Class same	Lecanoromycetes (لقنورانية)	Lecanoromycetes (لقنورانية)
Order same	Rhizocarpales (Rhizocarpales)	Rhizocarpales (Rhizocarpales)
Family same	Rhizocarpaceae	Rhizocarpaceae
Genus same	Rhizocarpon	Rhizocarpon
Species	Rhizocarpon cinereovirens	Rhizocarpon richardii

Evolutionary Relationship

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

Conservation Status

Grayish Green Map Lichen

NE — Not Evaluated

LC — Least Concern

Physical Characteristics

Attribute	Grayish Green Map Lichen
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Grayish Green Map Lichen

Habitat

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

Range

Distributed across 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 3 countries:

🇳🇴 Norway 🇸🇪 Sweden 🇺🇸 United States