Tithonia diversifolia (Hemsley) A. Gray [ Rudbeckia auriculata Sessé & Moc.]
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Tithonia diversifolia (Hemsley) A. Gray [ Mirasolia diversifolia Hemsley] [Compositae]
M. Sessé, M. Mociño, Draw. Roy. Exped. New Spain: [Hunt instutute, Turner collection no. 1571] (1787-1803)