⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-54221, with some changes.

Cypripedium macranthos var. ventricosum (Sw.) Rchb. is a synonym of Cypripedium × ventricosum Sw.

This name is a synonym of Cypripedium × ventricosum Sw..

The record derives from WCSP which reports it as a synonym (record 54221) with original publication details: Fl. Germ. Excurs. 1: 120 1830.