Dataset: All Collections
Taxa: Echinocactus polycephalus, Echinocactus polycephalus var. polycephalus, Echinocactus polycephalus var. xeranthemoides (Echinocactus xeranthemoides, Echinocactus polycephalus ssp. xeranthemoides), Echinocactus polycephalus ssp. polycephalus
Search Criteria: mexico; excluding cultivated/captive occurrences