Several individuals in the immediate area; flower collected from transplanted to cold-frame, Chino Valley, Arizona; additional flower collected and photographed 14 April 2011; n=22 during meiosis of microgametogenesis; individual died in cultivation by October 2011 and specimen was made of dead stems but may have been the wrong one since individual with the same number was alive March 2012; young bud photographed 5 March 2012.
Neotype locality for Mammillaria fasciculata Engelmann in Emory. Several individuals in the immediate area; flower collected from individual in cultivation, Chino Valley, Arizona; n=22 during meiosis of microgametogenesis.
Neotype locality for Mammillaria fasciculata Engelmann in Emory.