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Definition of Genus Echinocactus
1. Noun. Globular or cylindrical cacti; southwestern United States to Brazil.
Generic synonyms: Caryophylloid Dicot Genus
Group relationships: Cactaceae, Cactus Family, Family Cactaceae
Member holonyms: Barrel Cactus, Echinocactus
Group relationships: Cactaceae, Cactus Family, Family Cactaceae
Member holonyms: Barrel Cactus, Echinocactus