⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-5105967, with some changes.
This name is a synonym of × Haagespostoa climaxantha .
The record derives from Tropicos which reports it as a synonym (record 5105967
) with original publication details: Cact. Succ. J. (Los Angeles) 14: 48 48 1942.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:116188-2
.