#genus_Ageratina__Ageratina  annual to perennial herbs or shrubs of eastern United States and Central and South America
  supertype:  #asterid_dicot_genus__asteriddicotgenu  genus of more or less advanced dicotyledonous herbs and some trees and shrubs
  member of:  #family_Compositae
  member:  #white_snakeroot__whitesnakeroot__white_sanicle__whitesanicle__Ageratina_altissima__Eupatorium_rugosum  American herb having flat-topped clusters of small white flower heads; reputedly a cause of trembles and milk sickness; sometimes placed in genus Eupatorium

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