vs

Calicium adspersum compared with Calicium quercinum

Key Differences

• is Vulnerable while is Critically Endangered.

Taxonomic Classification

Rank
Kingdom same	Fungi (Fungi)	Fungi (Fungi)
Phylum same	Ascomycota (Sac Fungi)	Ascomycota (Sac Fungi)
Class same	Lecanoromycetes (Lecanoromycetes)	Lecanoromycetes (Lecanoromycetes)
Order same	Caliciales (Caliciales)	Caliciales (Caliciales)
Family same	Caliciaceae	Caliciaceae
Genus same	Calicium	Calicium
Species	Calicium adspersum	Calicium quercinum

Evolutionary Relationship

and share a common ancestor at the Genus level: Calicium.

Conservation Status

VU — Vulnerable

CR — Critically Endangered

Physical Characteristics

Attribute
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Habitat

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

Range

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

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and boreal forests and taiga, among 4 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

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

Calicium adspersum es un liquen de cabezuela de la familia Caliciaceae, evaluado como Vulnerable (VU). Crece sobre la corteza seca y expuesta al sol de árboles viejos, particularmente en hábitats de bosques antiguos no perturbados. La especie produce apotecios pedunculados que contienen una masa pulverulenta de esporas llamada mazedio y está amenazada por la pérdida de árboles veteranos.

Calicium quercinum is a species in the genus Calicium. It is currently classified as Critically Endangered on the IUCN Red List. Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and boreal forests and taiga, among 4 distinct biome types within the Palearctic biogeographic realm. Populations are also fo

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden