Echinocactus thelephorus hort. in Forbes in Journ. Hort. Tour Germ.: 152. 1837 Echinocactus thelephorus hort. in Forbes in Journ. Hort. Tour Germ.: 152. 1837Taxon for this nameEchinocactus thelephorus hort. in Forbes in Journ. Hort. Tour Germ.: 152. 1837
