Pitraea cuneato-ovata (Cav.) Caro [ Verbena tuberosa Sessé & Moc.]
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Pitraea cuneato-ovata (Cav.) Caro [ ] [Verbenaceae]
M. Sessé, M. Mociño, Draw. Roy. Exped. New Spain: [Hunt instutute, Turner collection no. 1845] (1787-1803)