Butter Cap vs Spotted Collybia

Rhodocollybia butyracea compared with Rhodocollybia maculata

Taxonomic Classification

Rank	Butter Cap	Spotted Collybia
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	Agaricales (ハラタケ目)	Agaricales (ハラタケ目)
Family same	Omphalotaceae	Omphalotaceae
Genus same	Rhodocollybia	Rhodocollybia
Species	Rhodocollybia butyracea	Rhodocollybia maculata

Evolutionary Relationship

Butter Cap and Spotted Collybia share a common ancestor at the Genus level: Rhodocollybia.

Conservation Status

Butter Cap

LC — Least Concern

Spotted Collybia

LC — Least Concern

Physical Characteristics

Attribute	Butter Cap	Spotted Collybia
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Butter Cap

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), and North America (United States).

Spotted Collybia

Habitat

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

Range

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

Butter Cap

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

Shared Countries

Both species can be found in 5 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden 🇺🇸 United States