Lady'S Slipper Orchid vs Ram's Head Lady Slipper

Cypripedium calceolus compared with Cypripedium plectrochilum

Key Differences

• Lady'S Slipper Orchid is Near Threatened while Ram's Head Lady Slipper is Vulnerable.

Taxonomic Classification

Rank	Lady'S Slipper Orchid	Ram's Head 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 calceolus	Cypripedium plectrochilum

Evolutionary Relationship

Lady'S Slipper Orchid and Ram's Head Lady Slipper share a common ancestor at the Genus level: Cypripedium.

Conservation Status

Lady'S Slipper Orchid

NT — Near Threatened

Ram's Head Lady Slipper

VU — Vulnerable

Physical Characteristics

Attribute	Lady'S Slipper Orchid	Ram's Head Lady Slipper
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Lady'S Slipper Orchid

Habitat

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

Range

Distributed across Denmark, Finland, Norway, Sweden, and United States. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Ram's Head Lady Slipper

Habitat

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