Black Witches' Butter vs White Brain

Exidia glandulosa compared with Exidia thuretiana

Taxonomic Classification

Rank	Black Witches' Butter	White Brain
Kingdom same	Fungi (Fungi)	Fungi (Fungi)
Phylum same	Basidiomycota (Club Fungi)	Basidiomycota (Club Fungi)
Class same	Agaricomycetes (Mushrooms)	Agaricomycetes (Mushrooms)
Order same	Auriculariales (Auriculariales)	Auriculariales (Auriculariales)
Family same	Auriculariaceae	Auriculariaceae
Genus same	Exidia	Exidia
Species	Exidia glandulosa	Exidia thuretiana

Evolutionary Relationship

Black Witches' Butter and White Brain share a common ancestor at the Genus level: Exidia.

Conservation Status

Black Witches' Butter

LC — Least Concern

White Brain

LC — Least Concern

Physical Characteristics

Attribute	Black Witches' Butter	White Brain
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black Witches' Butter

Habitat

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

Range

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

White Brain

Habitat

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

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Black Witches' Butter

The Black Witches' Butter (Exidia glandulosa) is a species in the genus Exidia. It is currently classified as Least Concern on the IUCN Red List. Distributed across Denmark, Norway, Sweden, Taiwan, and United States.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden