Franklin’s Lady’s-slipper vs Pink Lady Slipper

Cypripedium passerinum compared with Cypripedium guttatum

Key Differences

• Franklin’s Lady’s-slipper is Vulnerable while Pink Lady Slipper is Least Concern.

Taxonomic Classification

Rank	Franklin’s Lady’s-slipper	Pink Lady Slipper
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 guttatum

Evolutionary Relationship

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

Conservation Status

Franklin’s Lady’s-slipper

VU — Vulnerable

Pink Lady Slipper

LC — Least Concern

Physical Characteristics

Attribute	Franklin’s Lady’s-slipper	Pink Lady Slipper
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.

Pink Lady Slipper

Habitat

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

Range

Distributed across Canada and Norway.

Shared Countries

Both species can be found in 2 countries:

🇨🇦 Canada 🇳🇴 Norway