vs Mountain Butter Bolete

Butyriboletus fechtneri compared with Butyriboletus abieticola

Key Differences

• is Endangered while Mountain Butter Bolete is Least Concern.

Taxonomic Classification

Rank		Mountain Butter Bolete
Kingdom same	Fungi (Pilze)	Fungi (Pilze)
Phylum same	Basidiomycota (Ständerpilze)	Basidiomycota (Ständerpilze)
Class same	Agaricomycetes (Mushrooms)	Agaricomycetes (Mushrooms)
Order same	Boletales (Dickröhrlingsartige)	Boletales (Dickröhrlingsartige)
Family same	Boletaceae	Boletaceae
Genus same	Butyriboletus	Butyriboletus
Species	Butyriboletus fechtneri	Butyriboletus abieticola

Evolutionary Relationship

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

Conservation Status

EN — Endangered

Mountain Butter Bolete

LC — Least Concern

Physical Characteristics

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

Habitat & Geographic Range

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.

Mountain Butter Bolete

Habitat

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.