golden barrel cactus References Images golden barrel cactus plant Ask Anything Homework Help Also known as: Echinocactus grusonii Written by The Information Architects of Encyclopaedia Britannica The Information Architects maintain a master list of the topics included in the corpus of Encyclopædia Britannica, and create and manage the relationships between them. The Information Architects of Encyclopaedia Britannica Britannica AI Ask Anything Learn about this topic in these articles: barrel cactusThe golden barrel cactus (E. grusonii) is a common desert ornamental, noted for its striking golden spines; the plant is an endangered species in the wild. Read MoreThe golden barrel cactus (E. grusonii) is a common desert ornamental, noted for its striking golden spines; the plant is an endangered species in the wild. Read More