Mammillaria strobiliformis f. caespititia (Quehl) Schelle, Kakteen: 285. 1926 Mammillaria strobiliformis f. caespititia (Quehl) Schelle, Kakteen: 285. 1926is new combination for Mammillaria strobiliformis var. caespititia Quehl in Monatsschr. Kakteenk. 19: 173. 1909Taxon for this nameMammillaria strobiliformis f. caespititia (Quehl) Schelle