1. Echinocactus hexaedrophorus var. labouretianus K.Schum.

    1. This is a synonym of Thelocactus hexaedrophorus (Lem.) Britton & Rose

Echinocactus hexaedrophorus var. labouretianus K.Schum. appears in other Kew resources:

First published in Gesamtbeschr. Kakt.: 438 (1898)

Sources

Kew Names and Taxonomic Backbone
The International Plant Names Index and World Checklist of Selected Plant Families 2019. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
© Copyright 2017 International Plant Names Index and World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0