Mammillaria nuttallii var. robustior (Engelm.) Engelm. & J.M.Bigelow
This is a synonym of Escobaria missouriensis (Sweet) D.R.Hunt
Other Data
Mammillaria nuttallii var. robustior (Engelm.) Engelm. & J.M.Bigelow appears in other Kew resources:
Bibliography
First published in Pacif. Railr. Rep. Whipple, Bot. 4(5; 3): 28 (1856)
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