Boreal Beard Lichen vs

Usnea subfloridana compared with Usnea cornuta

Key Differences

Boreal Beard Lichen is Least Concern while is Near Threatened.

Taxonomic Classification

Rank	Boreal Beard 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	Parmeliaceae	Parmeliaceae
Genus same	Usnea	Usnea
Species	Usnea subfloridana	Usnea cornuta

Evolutionary Relationship

Boreal Beard Lichen and share a common ancestor at the Genus level: Usnea.

View Genus: Usnea

Conservation Status

Boreal Beard Lichen

LC — Least Concern

NT — Near Threatened

Physical Characteristics

Attribute	Boreal Beard Lichen
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Boreal Beard Lichen

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), North America (United States), and South America (Colombia).

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Norway, Portugal, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Boreal Beard Lichen

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

Usnea cornuta is a fruticose lichen in the family Parmeliaceae, assessed as Near Threatened (NT). It forms shrubby, branching thalli that hang from tree branches and twigs, typically in humid forest environments. Like all Usnea species, it is highly sensitive to air pollution, particularly sulfur dioxide, making it a useful bioindicator of air quality.