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CCDB → Angiosperms → Rubiaceae → Tocoyena → Tocoyena formosa (Cham. & Schltdl.) K. Schum.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Tocoyena formosa (Cham. & Schltdl.) K. Schum. | Tocoyena formosa (Cham. & Schltdl.) K. Schum. | 11 | IPCN online | Coleman, J. R. 1982. Chromosome numbers of Angiosperms collected in the state of São Paulo. Revista Brasil Genet. 5: 533–549. | |||
| Tocoyena formosa (Cham. & Schltdl.) K. Schum. | Tocoyena formosa (Cham. & Schltdl.) K. Schum. | 22 | IPCN online | Correa, M.N. 2004. Chromosomal studies of species of Rubiaceae (A. L. de Jussieu) from the Brazilian cerrado. Caryologia 57(3): 250–258. |