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 (菌界)	Fungi (菌界)
Phylum same	Basidiomycota (担子菌門)	Basidiomycota (担子菌門)
Class same	Agaricomycetes (真正担子菌綱)	Agaricomycetes (真正担子菌綱)
Order same	Boletales (イグチ目)	Boletales (イグチ目)
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 は淡白色から黄白色の傘と精緻な網目模様のある太い柄が特徴のイグチ科菌類です。温帯ヨーロッパの森林でコナラやブナと外生菌根を形成します。森林劣化や老齢落葉樹林の減少による生息地喪失のため、絶滅危惧（EN）に分類されています。