eupatorium

noun
eu·​pa·​to·​ri·​um | \ -ˈtōr-ē-əm How to pronounce eupatorium (audio) \

Medical Definition of eupatorium

1 capitalized : a large genus of chiefly tropical composite herbs having heads of white or purplish flowers and including several (as boneset) that have been used medicinally
2 : any plant of the genus Eupatorium

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