Brook-Side Alder vs Medusa Brittlestem

Alnus serrulata compared with Psathyrella caput-medusae

Key Differences

• Brook-Side Alder is Least Concern while Medusa Brittlestem is Endangered.

Taxonomic Classification

Rank	Brook-Side Alder	Medusa Brittlestem
Kingdom	Plantae (Plants)	Fungi (Fungi)
Phylum	Magnoliophyta (Flowering Plants)	Basidiomycota (Club Fungi)
Class	Magnoliopsida (Dicots)	Agaricomycetes (Mushrooms)
Order	Fagales (Beeches & Oaks)	Agaricales (Gilled Mushrooms)
Family	Betulaceae	Psathyrellaceae
Genus	Alnus	Psathyrella
Species	Alnus serrulata	Psathyrella caput-medusae

Conservation Status

Brook-Side Alder

LC — Least Concern

Medusa Brittlestem

EN — Endangered

Physical Characteristics

Attribute	Brook-Side Alder	Medusa Brittlestem
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brook-Side Alder

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Distributed across Canada and United States.

Medusa Brittlestem

Habitat

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

Range

Distributed across Denmark, Norway, and Sweden. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Brook-Side Alder

The Brook-Side Alder (Alnus serrulata) is a species in the genus Alnus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.