Bitter Tube Lichen vs Dark Crottle

Hypogymnia bitteri compared with Hypogymnia physodes

Key Differences

• Bitter Tube Lichen is Near Threatened while Dark Crottle is Least Concern.

Taxonomic Classification

Rank	Bitter Tube Lichen	Dark Crottle
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	Hypogymnia	Hypogymnia
Species	Hypogymnia bitteri	Hypogymnia physodes

Evolutionary Relationship

Bitter Tube Lichen and Dark Crottle share a common ancestor at the Genus level: Hypogymnia.

Conservation Status

Bitter Tube Lichen

NT — Near Threatened

Dark Crottle

LC — Least Concern

Physical Characteristics

Attribute	Bitter Tube Lichen	Dark Crottle
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bitter Tube Lichen

Habitat

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

Range

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

Dark Crottle

Habitat

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

Range

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

Bitter Tube Lichen

The Bitter Tube Lichen (Hypogymnia bitteri) is a species in the genus Hypogymnia. It is currently classified as Near Threatened on the IUCN Red List. Native to Europe and North America and South America, inhabiting ecosystems characteristic of the region.

Shared Countries

Both species can be found in 3 countries:

🇳🇴 Norway 🇸🇪 Sweden 🇺🇸 United States