Koanophyllon monanthum (Sch.Bip.) T.J.Ayers & B.L.Turner [ Anthosphaera budleioides Sessé & Moc.]
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Koanophyllon monanthum (Sch.Bip.) T.J.Ayers & B.L.Turner [ Eupatorium monanthum Sch.Bip.] []
M. Sessé, M. Mociño, Draw. Roy. Exped. New Spain: [Hunt instutute, Turner collection no. 1325] (1787-1803)