Geographical checklist of the Micronesian pteridophyta and gymnospermaeF. Raymond Fosberg, Marie-Hélène Sachet, Royce L. Oliver · First published 1982Open the Tome
A geographical checklist of the Micronesian dicotyledonaeF. Raymond Fosberg, Marie-Hélène Sachet, Royce L. Oliver, Royce Oliver · First published 1979Open the Tome
Revision of Richardia (Rubiaceae)Walter Hepworth Lewis, Royce L. Oliver · First published 1974Open the Tome
Chromosome numbers of Sisyrinchium (Iridaceae) in eastern North AmericaWalter H. Lewis, Royce L. Oliver · First published 1962Open the Tome
