We found 2 definitions of echinocactus from 2 different sources.
NounPlural: echinocacti |
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echinocactus - any cactus of the genus Echinocactus; strongly ribbed and very spiny; southwestern United States to Brazil | ||
barrel cactus | ||
cactus any succulent plant of the family Cactaceae native chiefly to arid regions of the New World and usually having spines | ||
genus echinocactus globular or cylindrical cacti; southwestern United States to Brazil | ||
hedgehog cactus cactus of the genus Echinocactus having stout sharp spines |