Bristly Beard Lichen vs Warty Beard Lichen

Usnea hirta compared with Usnea ceratina

Key Differences

• Bristly Beard Lichen is Least Concern while Warty Beard Lichen is Extinct.

Taxonomic Classification

Rank	Bristly Beard Lichen	Warty 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 hirta	Usnea ceratina

Evolutionary Relationship

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

Conservation Status

Bristly Beard Lichen

LC — Least Concern

Warty Beard Lichen

EX — Extinct

Physical Characteristics

Attribute	Bristly Beard Lichen	Warty Beard Lichen
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

Warty Beard Lichen

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (Norway, Portugal, Sweden), North America (United States), and South America (Colombia).

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 4 countries:

🇳🇴 Norway 🇵🇹 Portugal 🇸🇪 Sweden 🇺🇸 United States