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| April 2009 at a Nursery |
May 2010 at Seibu Ikebukuro |
| 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). |
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| April 2009 at a Nursery |
May 2010 at Seibu Ikebukuro |
