Cinchona grandiflora Ruiz & Pav. species synonym

Cinchona quina Ruiz species synonym

Cinchona china López ex DC. species synonym

Cinchona obtusifolia D.Dietr. species heterotypic synonym

Buena roaraimae Wedd., 1869 species doubtful

Buena calycina Wedd., 1869 species doubtful

Hillia matudae Standl. species synonym

Cosmibuena hoffmanniana K.Schum. species doubtful

Cosmibuena grandiflora (Ruiz & Pav.) Rusby species accepted

Cosmibuena arborea Standl. species synonym

Cosmibuena obtusifolia var. latifolia (Benth.) Hook.f. variety synonym

Buena triflora Benth. species synonym

Buena obtusifolia (Ruiz & Pav.) DC. species synonym

Cosmibuena longiflora Mutis ex Steud. species synonym

Cosmibuena obtusifolia Ruiz & Pav. species synonym

Cosmibuena ovalis Standl. species synonym

Cosmibuena quinqueflora Klotzsch species synonym

Cosmibuena skinneri (Oerst.) Hemsl. species synonym

Buena skinneri Oerst. species synonym

Cosmibuena gardenioides Wernham species synonym

Buena latifolia Benth. species synonym

Cosmibuena latifolia (Benth.) Klotzsch ex Walp. species synonym

Cosmibuena triflora (Benth.) Klotzsch species synonym

Cosmibuena valerii (Standl.) C.M.Taylor species accepted

Hillia chiriquiensis Dwyer species synonym

Hillia ligulifolia Dwyer species synonym

Hillia valerii Standl. species synonym

Cosmibuena matudae (Standl.) L.O.Williams species accepted

Cosmibuena holdridgei Monach. species synonym

Cosmibuena macrocarpa (Benth.) Klotzsch ex Walp. species accepted

Buena macrocarpa Benth. species synonym

Cosmibuena gorgonensis Wernham species synonym

Cosmibuena paludicola Standl. species synonym

Cosmibuena valerioi (Standl.) C.M.Taylor species accepted

Hillia valerioi Standl. species synonym

Cinchona longiflora Mutis ex Steud. species heterotypic synonym

Cosmibuena grandiflora var. latifolia (Benth.) Steyerm. variety synonym

Cinchona obtusifolia Ruiz & Pav. species synonym

Buena macrocarpa Wedd., 1869 species doubtful

Cosmibuena macrocarpa (Benth.) Klotzsch species homotypic synonym

Cinchona china López species homotypic synonym

Cosmibuena latifolia (Benth.) Klotzsch species homotypic synonym

Cinchona longiflora Mutis species homotypic synonym

Cosmibuena longiflora Mutis species homotypic synonym