⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-30560, with some changes.

Calceolus reginae (Walter) Nieuwl. is a synonym of Cypripedium reginae Walter

This name is a synonym of Cypripedium reginae Walter.

The record derives from WCSP which reports it as a synonym (record 30560) with original publication details: Amer. Midl. Naturalist 3: 117 1913.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:41819-2.