Template:Athiê-Souza et al., 2015
- Athiê-Souza, S.M., de Melo, A.L., da Silva, M.J., de Oliveira, L.D.S.D. & de Sales, M.F. 2015. Gradyana (Euphorbiaceae): a new genus from northeastern Brazil. Systematic Botany 40(2): 527–533. DOI: 10.1600/036364415X688781
