Field number : GLMENDOZA 5231
Collector : Charles (Charlie) Edward Glass, Elena Aguilar, Nina Gama, Mario Mario Mendoza-Garcia
Species : Mammillaria hoffmanniana 
Locality : 4.8 miles below the La Poza or El Salto waterfall, road to Victoria, Mexicó Google Maps
Date : 14/06/09
Notes :
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http://www.mammillarias.net
Field number : GLF 3875
Collector : Charles (Charlie) Edward Glass, Robert Alan (Bob) Foster (also see notes)
Species : Mammillaria hoffmanniana
Locality : road East of San Luis de la Paz to Xichu, Guanajuato, Mexicó Google Maps
Date :
Notes :
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http://www.mammillarias.net
Field number : GM 1367
Collector : Grzegorz Matuszewski
Species : Mammillaria hoffmanniana (polyacantha)
Locality : Mexicó : Queretaro (Mesa del Leon, 1830 m) Google Maps * Geocode
Date : 10/07/2010
Notes :
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The picture are property of the collectors. |
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http://www.mammillarias.net
Field number : ROG 485
Collector : Helmut Rogozinski
Species : Mammillaria hoffmanniana aff.
Locality : Mexicó : Guanajuato (Aldama) Google Maps * Geocode
Date : 1999
Notes :
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http://www.mammillarias.net
Field number : ISI 1050
Collector : International Succulent Introductions (previously International Succulent Institute)
Species : Mammillaria hoffmanniana
Locality : On road from San Luis de la Paz to Xichu, Guanajuato, Mexicó Google Maps
Date : 01/03/78
Notes :
Seeds collected as Gass and Foster3875
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http://www.mammillarias.net
Field number : MZ 708
Collector : Milan Zachar
Species : Mammillaria hoffmanniana
Locality : Vergel, Guanajuato, Mexicó Google Maps
Date :
Notes :
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http://www.mammillarias.net
Field number : WM 6414
Collector : Wendell (Woody) Minnich
Species : Mammillaria hoffmanniana
Locality : Villa de Arista, San Luis Potosi, Mexicó Google Maps
Date :
Notes :
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http://www.mammillarias.net
Field number : WM 7830
Collector : Wendell (Woody) Minnich
Species : Mammillaria hoffmanniana
Locality : Mexicó : Guanajuato (West of Xichú) Google Maps * Geocode
Date :
Notes :
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http://www.mammillarias.net
Field number : WM 9010
Collector : Wendell (Woody) Minnich
Species : Mammillaria hoffmanniana
Locality : Mexicó : Guanajuato (Xichú) Google Maps * Geocode
Date :
Notes :
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http://www.mammillarias.net
Field number : REPP 2126
Collector : Werner Reppenhagen
Species : Mammillaria hoffmanniana
Locality : Mexicó : Guanajuato (Trancas, 2050m) Google Maps * Geocode
Date : 14/04/1985
Notes :
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http://www.mammillarias.net
Field number : REP 2126
Collector : Werner Reppenhagen
Species : Mammillaria hoffmanniana
Locality : Mexicó : Guanajuato (Trancas, 2050m) Google Maps * Geocode
Date : 14/04/1985
Notes :
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http://www.mammillarias.net
Field number : PN 207
Collector : Wolfgang Plein
Species : Mammillaria hoffmanniana aff.
Locality : South of Aldama, Guanajuato, Mexicó 2230m Google Maps
Date :
Notes :
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http://www.mammillarias.net