[1]
Delprete, P.G. 2022. Monograph of tribe Sipaneeae (Rubiaceae, Ixoroideae). A Neotropical group with its center of diversity on the Guiana Shield. Webbia. 77, 1 (Nov. 2022), 1–284. DOI:https://doi.org/10.36253/jopt-13963.