Brown Butter Bolete vs

Butyriboletus persolidus compared with Butyriboletus fechtneri

Key Differences

• Brown Butter Bolete is Least Concern while is Endangered.

Taxonomic Classification

Rank	Brown Butter Bolete
Kingdom same	Fungi (nấm)	Fungi (nấm)
Phylum same	Basidiomycota (Club Fungi)	Basidiomycota (Club Fungi)
Class same	Agaricomycetes (Mushrooms)	Agaricomycetes (Mushrooms)
Order same	Boletales (Boletales)	Boletales (Boletales)
Family same	Boletaceae	Boletaceae
Genus same	Butyriboletus	Butyriboletus
Species	Butyriboletus persolidus	Butyriboletus fechtneri

Evolutionary Relationship

Brown Butter Bolete and share a common ancestor at the Genus level: Butyriboletus.

Conservation Status

Brown Butter Bolete

LC — Least Concern

EN — Endangered

Physical Characteristics

Attribute	Brown Butter Bolete
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brown Butter Bolete

Habitat

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

Habitat

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

Range

Distributed across Denmark, Norway, and Sweden. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Brown Butter Bolete

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

Butyriboletus fechtneri is a bolete fungus distinguished by its pale, whitish to yellowish cap and stout stem with a fine network pattern. It forms ectomycorrhizal associations with broadleaf trees, particularly oaks and beeches, in temperate European forests. This species is classified as Endangered due to habitat loss from forest degradation and the decline of old-growth deciduous woodlands.