Bathysa obovata Schumann ex Standl. [ Macrocnemum obovatum Ruiz ex Standl.]
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Bathysa obovata Schumann ex Standl. [Rubiaceae]
H. Ruiz, J. Pavón, Draw. Roy. Bot. Exped. Viceroy. Peru: t. 401 [188] (1777) [J.G. Rivera]