Franklin’s Lady’s-slipper vs Subtropical Cypripedium

Cypripedium passerinum compared with Cypripedium subtropicum

Key Differences

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

Taxonomic Classification

Rank	Franklin’s Lady’s-slipper	Subtropical Cypripedium
Kingdom same	Plantae (พืช)	Plantae (พืช)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Liliopsida (Monocots)	Liliopsida (Monocots)
Order same	Asparagales (อันดับหน่อไม้ฝรั่ง)	Asparagales (อันดับหน่อไม้ฝรั่ง)
Family same	Orchidaceae	Orchidaceae
Genus same	Cypripedium	Cypripedium
Species	Cypripedium passerinum	Cypripedium subtropicum

Evolutionary Relationship

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

Conservation Status

Franklin’s Lady’s-slipper

VU — Vulnerable

Subtropical Cypripedium

EN — Endangered

Physical Characteristics

Attribute	Franklin’s Lady’s-slipper	Subtropical 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.

Subtropical Cypripedium

Habitat

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