Finger-scale foam lichen vs

Stereocaulon dactylophyllum compared with Stereocaulon evolutum

Key Differences

• Finger-scale foam lichen is Vulnerable while is Endangered.

Taxonomic Classification

Rank	Finger-scale foam 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	Stereocaulaceae	Stereocaulaceae
Genus same	Stereocaulon	Stereocaulon
Species	Stereocaulon dactylophyllum	Stereocaulon evolutum

Evolutionary Relationship

Finger-scale foam lichen and share a common ancestor at the Genus level: Stereocaulon.

Conservation Status

Finger-scale foam lichen

VU — Vulnerable

EN — Endangered

Physical Characteristics

Attribute	Finger-scale foam lichen
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Finger-scale foam lichen

Habitat

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

Range

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

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

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

Stereocaulon evolutum is a fruticose lichen in the family Stereocaulaceae, assessed as Endangered (EN). It forms erect, branched pseudopodetia with granular cephalodia containing nitrogen-fixing cyanobacterial partners. Its endangered status reflects sensitivity to habitat disturbance and air quality degradation.

Shared Countries

Both species can be found in 4 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇵🇹 Portugal 🇸🇪 Sweden