⚠ Version 1 of The Plant List has been superseded.
This name record (from Tropicos) is not included in version 1.1 of The Plant List. It is possible the same name is included from a different data source, to check this you can search for Hauya rodriguezii in version 1.1 of The Plant List.
This name is a synonym of Hauya elegans subsp. cornuta .
The record derives from Tropicos which reports it as a synonym (record 23201375
) with original publication details: Bot. Gaz. 18(1): 3 3 1893.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:118100-2
.