Field number : KP 1141
Collector : Petr Kupcak
Species : Tephrocactus alexanderi 
Locality : Argentina : San Juan (Calingasta to Pachaco II. / right side plains to hills , RUTA 12 Calingasta to Pachaco / alt. 1252 m) * Geocode
Date : 2010
Notes :
till mostly AORACANTHUS SPECIAL NATURE INTERMEDIATE NICE FORM / stem heads very flat alike typical ALEXANDERII GROUPE , but very long black HARD central spines alike typical AORACANTHUS GROUPE , flower colour white till pink rarely violet /
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Taxonomy of the Cactaceae - Joël Lodé = Tephrocactus alexanderi
New Cactus Lexicon - David Hunt = Tephrocactus alexanderi
The International Plant Names Index : https://www.ipni.org
Tephrocactus (Lemaire 1868)
Tephrocactus alexanderi 
Semeurs de cactus
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