#genus_Ambrosia  comprising the ragweeds; in some classification considered the type genus of a separate family Ambrosiaceae
  supertype:  asterid_dicot_genus__asteriddicotgenu  genus of more or less advanced dicotyledonous herbs and some trees and shrubs
  member of:  family_Compositae
  member:  ragweed__ambrosia__bitterweed  any of numerous chiefly North American weedy plants constituting the genus Ambrosia that produce highly allergenic pollen responsible for much hay fever and asthma

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