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• a cactus of the genus Ferocactus: unbranched barrel-shaped cactus having deep ribs with numerous spines and usually large funnel-shaped flowers followed by dry fruits

  holo member	Ferocactusgenus Ferocactus
  hypernym	cactus

• any cactus of the genus Echinocactus; strongly ribbed and very spiny; southwestern United States to Brazil

  synonym	echinocactus
  holo member	genus Echinocactus
  hypernym	cactus
  hyponym	Echinocactus grusoniigolden barrel cactushedgehog cactus