Cosmibuena grandiflora (Ruiz & Pavon) Rusby [ Cosmibuena obtusifolia Ruiz & Pavon]
Cosmibuena grandiflora (Ruiz & Pavon) Rusby [ Cinchona grandiflora Ruiz & Pavon] [Rubiaceae]
J.C. Mutis, Draw. Roy. Bot. Exped. Granada: t. 1303 (1783)