| button snakeroot | (n) coarse prickly perennial eryngo with aromatic roots; southeastern United States; often confused with rattlesnake master, Syn. Eryngium aquaticum |
| blazing star | (n) any of various North American plants of the genus Liatris having racemes or panicles of small discoid flower heads, Syn. gay-feather, gayfeather, snakeroot, button snakeroot |
| rattlesnake master | (n) coarse prickly perennial eryngo of United States thought to cure rattlesnake bite, Syn. rattlesnake's master, Eryngium yuccifolium, button snakeroot |