vs

Russula firmula compared with Russula romellii

Key Differences

• is Data Deficient while is Least Concern.

Taxonomic Classification

Rank
Kingdom same	Fungi (Fungi)	Fungi (Fungi)
Phylum same	Basidiomycota (Club Fungi)	Basidiomycota (Club Fungi)
Class same	Agaricomycetes (Mushrooms)	Agaricomycetes (Mushrooms)
Order same	Russulales (Russulales)	Russulales (Russulales)
Family same	Russulaceae	Russulaceae
Genus same	Russula	Russula
Species	Russula firmula	Russula romellii

Evolutionary Relationship

and share a common ancestor at the Genus level: Russula.

Conservation Status

DD — Data Deficient

LC — Least Concern

Physical Characteristics

Attribute
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.

Habitat

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

Range

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

Russula firmula is an ectomycorrhizal mushroom in the family Russulaceae, producing firm-fleshed fruitbodies with a compact, brittle texture characteristic of the genus. It forms mycorrhizal associations with conifers, particularly in boreal and montane forest ecosystems. Assessed as Data Deficient, little is known about its precise distribution and population ecology across its European range.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden