Brook Floater vs Imperial Webcap

Alasmidonta varicosa compared with Cortinarius purpureus

Key Differences

• Brook Floater is Vulnerable while Imperial Webcap is Not Evaluated.

Taxonomic Classification

Rank	Brook Floater	Imperial Webcap
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Mollusca (Mollusks)	Basidiomycota (Club Fungi)
Class	Bivalvia (Bivalvia)	Agaricomycetes (Mushrooms)
Order	Unionida (Unionida)	Agaricales (Gilled Mushrooms)
Family	Unionidae	Cortinariaceae
Genus	Alasmidonta	Cortinarius
Species	Alasmidonta varicosa	Cortinarius purpureus

Conservation Status

Brook Floater

VU — Vulnerable

Imperial Webcap

NE — Not Evaluated

Physical Characteristics

Attribute	Brook Floater	Imperial Webcap
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brook Floater

Habitat

Native to North America, inhabiting ecosystems characteristic of the region.

Range

Found in United States. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Imperial Webcap

Habitat

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

Range

Found in Belgium.

Brook Floater

The Brook Floater (Alasmidonta varicosa) is a species in the genus Alasmidonta. It is currently classified as Vulnerable on the IUCN Red List. Native to North America, inhabiting ecosystems characteristic of the region.