Flora of Micronesia. 5, Bignoniaceae-Rubiaceae / F. Raymond Fosberg, Marie-Hélène Sachet, and Royce L. Oliver (Smithsonian contributions to botany ; no. 81)
Flora of Micronesia. 5, Bignoniaceae-Rubiaceae / F. Raymond Fosberg, Marie-Hélène Sachet, and Royce L. Oliver