Echinocactus grusonii (Hildmann 1891) It is one of the most popular plants among enthutiasts. It has got an easy cultivation and a quick growing and can be founded in every collection. Paradoxically this plant is nowadays seriously threatened. Más información Etymology: Dedicated to Hermann Gruson, (1821-1895) German engineer based in Magdeburg and cacti grower.Origin: Northern Mexico and southern US.