Bitter Bolete vs Bosnian Blue

Tylopilus felleus compared with Agriades dardanus

Key Differences

• Bitter Bolete is Least Concern while Bosnian Blue is Near Threatened.

Taxonomic Classification

Rank	Bitter Bolete	Bosnian Blue
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Basidiomycota (Club Fungi)	Arthropoda (Arthropods)
Class	Agaricomycetes (Mushrooms)	Insecta (Insects)
Order	Boletales (Boletales)	Lepidoptera (Butterflies & Moths)
Family	Boletaceae	Lycaenidae
Genus	Tylopilus	Agriades
Species	Tylopilus felleus	Agriades dardanus

Conservation Status

Bitter Bolete

LC — Least Concern

Bosnian Blue

NT — Near Threatened

Physical Characteristics

Attribute	Bitter Bolete	Bosnian Blue
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bitter Bolete

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

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

Bosnian Blue

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (6 countries). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Bitter Bolete

The Bitter Bolete (Tylopilus felleus) is a species in the genus Tylopilus. It is currently classified as Least Concern on the IUCN Red List. Typically found in forest floors, decomposing wood, and soil ecosystems.

Bosnian Blue

The Bosnian Blue (Agriades dardanus) is a species in the genus Agriades. It is currently classified as Near Threatened on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.