⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-53871, with some changes.

Cypripedium acaule f. biflorum P.M.Br. is a synonym of Cypripedium acaule Aiton

This name is a synonym of Cypripedium acaule Aiton.

The record derives from WCSP which reports it as a synonym (record 53871) with original publication details: N. Amer. Native Orchid J. 1: 197 1995.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:305907-2.