Black Witches' Butter vs Castor

Exidia glandulosa compared with Ricinus communis

Key Differences

• Black Witches' Butter is Least Concern while Castor is Not Evaluated.

Taxonomic Classification

Rank	Black Witches' Butter	Castor
Kingdom	Fungi (เห็ดรา)	Plantae (พืช)
Phylum	Basidiomycota (Club Fungi)	Magnoliophyta (Flowering Plants)
Class	Agaricomycetes (Mushrooms)	Magnoliopsida (พืชใบเลี้ยงคู่)
Order	Auriculariales (Auriculariales)	Malpighiales (อันดับโนรา)
Family	Auriculariaceae	Euphorbiaceae
Genus	Exidia	Ricinus
Species	Exidia glandulosa	Ricinus communis

Conservation Status

Black Witches' Butter

LC — Least Concern

Castor

NE — Not Evaluated

Physical Characteristics

Attribute	Black Witches' Butter	Castor
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.

Castor

Habitat

Found across multiple habitat types including tropical and subtropical dry broadleaf forests, flooded grasslands and savannas, and montane grasslands and shrublands, among 7 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (33 countries), Asia (26 countries), Europe (23 countries), North America (15 countries), Oceania and the Pacific (14 countries), and South America (12 countries).

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.

Castor

The Castor (Ricinus communis) is a species in the genus Ricinus. Found across multiple habitat types including tropical and subtropical dry broadleaf forests, flooded grasslands and savannas, and montane grasslands and shrublands, among 7 distinct biome types. Populations are also found in montane and hi

Shared Countries

Both species can be found in 5 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden 🇹🇼 Taiwan 🇺🇸 United States