Field number : RS 760
Collector : Roman Staník
Species : Mammillaria grusonii aff. 
Locality : Mexicó : Durango (km162 , before Cuencam?) * Geocode
Date :
Notes :
dichotomous division
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Taxonomy of the Cactaceae - Joël Lodé = Mammillaria grusonii subsp. pachycylindrica
New Cactus Lexicon - David Hunt = Error : not found in the Database
The International Plant Names Index : https://www.ipni.org
Mammillaria (Haworth 1812)
Mammillaria grusonii (Rünge 1889)
http://www.mammillarias.net
Semeurs de cactus
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