Big-flowered Fritillary vs Brook Floater

Fritillaria grandiflora compared with Alasmidonta varicosa

Key Differences

• Big-flowered Fritillary is Critically Endangered while Brook Floater is Vulnerable.

Taxonomic Classification

Rank	Big-flowered Fritillary	Brook Floater
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Mollusca (Mollusks)
Class	Liliopsida (Monocots)	Bivalvia (Bivalvia)
Order	Liliales (Liliales)	Unionida (Unionida)
Family	Liliaceae	Unionidae
Genus	Fritillaria	Alasmidonta
Species	Fritillaria grandiflora	Alasmidonta varicosa

Conservation Status

Big-flowered Fritillary

CR — Critically Endangered

Brook Floater

VU — Vulnerable

Physical Characteristics

Attribute	Big-flowered Fritillary	Brook Floater
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Big-flowered Fritillary

Habitat

Typically found in grasslands, wetlands, forests, and cultivated landscapes.

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.

Big-flowered Fritillary

The Big-flowered Fritillary (Fritillaria grandiflora) is a species in the genus Fritillaria. It is currently classified as Critically Endangered on the IUCN Red List. Typically found in grasslands, wetlands, forests, and cultivated landscapes.

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.