Cypripedium × ventricosum




Family Orchidaceae
Subfamily Cypripedioideae (also placed in Cypripediaceae)
Tribe Cypripedieae
Subtribe Cypripediinae
Scientific name Cypripedium × ventricosum Swartz
Synonyms Cypripedium macranthos Swartz subsp. ventricosum (Swartz) Printz; Cypripedium macranthos Swartz var. ventricosum (Swartz) Hooker f.; Cypripedium × barbeyi E.G. Camus, Bergon & A. Camus; Cypripedium × freynii Karo; Cypripedium × kesselringii G. Keller; Cypripedium × krylowii Siuzew; Cypripedium × manchuricum Stapf; Cypripedium × manchuricum Stapf var. virescens Stapf; Cypripedium × ventricosum Swartz forma bicolor Averyanov; Cypripedium × ventricosum Swartz var. virescens (Stapf) J.M.H. Shaw; Sacodon ventricosum (Swartz) Rafinesque
Distribution Russia (Far East), Korea, China
Reference Cypripedium × ventricosum Sw.
Cypripedium × ventricosum Sw. 1800
Cypripedium L.
Genetic Analyses of Genus Cypripedium Found in Northern Japanese Islands and Related Species Endemic to Northeast China
Note Cypripedium ×ventricosum Swartz is a natural hybrid of Cypripedium macranthos and Cypripedium calceolus.
Photo at Seibu Ikebukuro is that of an orchid which was cultivated by Mr. Masakuni Odakura and displayed at the Wild Plants Exibision 2010 in Seibu Ikebukuro (Tokyo, Japan).



April 2009
at a Nursery
May 2010
at Seibu Ikebukuro