Pygmy Brittlestem vs Solitary Brittlestem

Psathyrella pygmaea compared with Psathyrella atomatoides

Key Differences

• Pygmy Brittlestem is Least Concern while Solitary Brittlestem is Data Deficient.

Taxonomic Classification

Rank	Pygmy Brittlestem	Solitary Brittlestem
Kingdom same	Fungi (เห็ดรา)	Fungi (เห็ดรา)
Phylum same	Basidiomycota (Club Fungi)	Basidiomycota (Club Fungi)
Class same	Agaricomycetes (Mushrooms)	Agaricomycetes (Mushrooms)
Order same	Agaricales (Gilled Mushrooms)	Agaricales (Gilled Mushrooms)
Family same	Psathyrellaceae	Psathyrellaceae
Genus same	Psathyrella	Psathyrella
Species	Psathyrella pygmaea	Psathyrella atomatoides

Evolutionary Relationship

Pygmy Brittlestem and Solitary Brittlestem share a common ancestor at the Genus level: Psathyrella.

Conservation Status

Pygmy Brittlestem

LC — Least Concern

Solitary Brittlestem

DD — Data Deficient

Physical Characteristics

Attribute	Pygmy Brittlestem	Solitary Brittlestem
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Pygmy Brittlestem

Habitat

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

Range

Distributed across Belgium, Brazil, Denmark, Norway, and Sweden.

Solitary Brittlestem

Habitat

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

Range

Distributed across Denmark, Norway, and Sweden.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden