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