Cypripedium × ventricosum

Cypripedium × ventricosum
Hybrid Classification Seed Parent: Cypripedium calceolus Pollen Parent: Cypripedium macranthos Genus: Cypripedium Hybrid Epithet: ventricosum Binomial name Cypripedium × ventricosum Natural Sw. 1800

Cypripedium × ventricosum is a natural hybrid between Cypripedium calceolus and Cypripedium macranthos. The plant is found from Russia through Korea.

Variants

Image	Name	Description
	Cypripedium × ventricosum variant	Sepals and lip are magenta.

Synonyms

• Cypripedium macranthos var. ventricosum (Sw.) Hook.f. (1890)
• Cypripedium × freynii Karo (1896)
• Cypripedium × barbeyi E.G. Camus, Bergon & A. Camus (1908)
• Cypripedium × krylowii Siuzew (1926)
• Cypripedium × manchuricum Stapf (1927)
• Cypripedium × manchuricum var. virescens Stapf (1927)
• Cypripedium × kesselringii G. Keller (1930)
• Cypripedium × ventricosum f. bicolor Aver. (1999)
• Cypripedium × ventricosum var. virescens (Stapf) J.M.H. Shaw (2003)