Birch Marble vs Bristly Beard Lichen

Apotomis betuletana compared with Usnea hirta

Taxonomic Classification

Rank	Birch Marble	Bristly Beard Lichen
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Arthropoda (Arthropods)	Ascomycota (Sac Fungi)
Class	Insecta (Insects)	Lecanoromycetes (Lecanoromycetes)
Order	Lepidoptera (Butterflies & Moths)	Lecanorales (Lecanorales)
Family	Tortricidae	Parmeliaceae
Genus	Apotomis	Usnea
Species	Apotomis betuletana	Usnea hirta

Conservation Status

Birch Marble

LC — Least Concern

Bristly Beard Lichen

LC — Least Concern

Physical Characteristics

Attribute	Birch Marble	Bristly Beard Lichen
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Birch Marble

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Bristly Beard Lichen

Habitat

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

Range

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

Birch Marble

The Birch Marble (Apotomis betuletana) is a species in the genus Apotomis. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

Bristly Beard Lichen

The Bristly Beard Lichen (Usnea hirta) is a species in the genus Usnea. It is currently classified as Least Concern on the IUCN Red List. Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden