Messaggi privati
Riferita da Hunt a Mammillaria backebergiana ssp. ernestii   Mammillaria isotensis REP 771 El Isote, 1900m - Mexico State - Mexico   Mammillaria isotensis REP 771 El Isote, 1900m - Mexico State - Mexico   Mammillaria isotensis REP 771 El Isote, 1900m - Mexico State - Mexico
...   Mammillaria isotensis Semi Mesa Garden - MG 707.4   Mammillaria isotensis Frutti