Blushing Rosette vs Pygmy Brittlestem

Abortiporus biennis compared with Psathyrella pygmaea

Key Differences

• Blushing Rosette is Near Threatened while Pygmy Brittlestem is Least Concern.

Taxonomic Classification

Rank	Blushing Rosette	Pygmy Brittlestem
Kingdom same	Fungi (Fungi)	Fungi (Fungi)
Phylum same	Basidiomycota (Club Fungi)	Basidiomycota (Club Fungi)
Class same	Agaricomycetes (Mushrooms)	Agaricomycetes (Mushrooms)
Order	Polyporales (Polyporales)	Agaricales (Gilled Mushrooms)
Family	Podoscyphaceae	Psathyrellaceae
Genus	Abortiporus	Psathyrella
Species	Abortiporus biennis	Psathyrella pygmaea

Evolutionary Relationship

Blushing Rosette and Pygmy Brittlestem share a common ancestor at the Class level: Agaricomycetes. (Mushrooms)

Conservation Status

Blushing Rosette

NT — Near Threatened

Pygmy Brittlestem

LC — Least Concern

Physical Characteristics

Attribute	Blushing Rosette	Pygmy Brittlestem
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blushing Rosette

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), North America (United States), and South America (Brazil). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Pygmy Brittlestem

Habitat

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

Range

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

Blushing Rosette

The Blushing Rosette (Abortiporus biennis) is a species in the genus Abortiporus. It is currently classified as Near Threatened 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 🇧🇷 Brazil 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden