Franklin’s Lady’s-slipper vs Ward's Cypripedium

Cypripedium passerinum compared with Cypripedium wardii

Key Differences

• Franklin’s Lady’s-slipper is Vulnerable while Ward's Cypripedium is Endangered.

Taxonomic Classification

Rank	Franklin’s Lady’s-slipper	Ward's Cypripedium
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Liliopsida (Monocots)	Liliopsida (Monocots)
Order same	Asparagales (Asparagales)	Asparagales (Asparagales)
Family same	Orchidaceae	Orchidaceae
Genus same	Cypripedium	Cypripedium
Species	Cypripedium passerinum	Cypripedium wardii

Evolutionary Relationship

Franklin’s Lady’s-slipper and Ward's Cypripedium share a common ancestor at the Genus level: Cypripedium.

Conservation Status

Franklin’s Lady’s-slipper

VU — Vulnerable

Ward's Cypripedium

EN — Endangered

Physical Characteristics

Attribute	Franklin’s Lady’s-slipper	Ward's Cypripedium
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Franklin’s Lady’s-slipper

Habitat

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

Range

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

Ward's Cypripedium

Habitat

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