⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-2654868, and has not been changed.
This name is a synonym of Asclepias lynchiana .
The record derives from WCSP (in review) which reports it as a synonym and as an illegitimate name with original publication details: Ann. Missouri Bot. Gard. 28: 207 1941.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:21210-2
.