1. Mammillaria calacantha Tiegel

    1. This is a synonym of Mammillaria rhodantha Link & Otto

Mammillaria calacantha Tiegel appears in other Kew resources:

First published in Kakteenkunde 1933: 232 (1933)

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