IRMNG Taxon list
Olea Agersborg, 1923 [Family: Limapontiidae]
Olea Linnaeus, 1753 [Family: Oleaceae]
Olea africana Miller accepted as Olea europaea Linnaeus
Olea chrysophylla Lam. accepted as Olea europaea Linnaeus
Olea europaea Linnaeus
Olea hansineensis Agersborg, 1923
Oleaceae Hoffmannsegg & Link, 1809
Oleacina Röding, 1798
Oleacinidae
Oleacinoidea (awaiting allocation) (temporary name )
Oleaecarpum P. Menzel, 1914 † (uncertain )
Oleaginea W.L. Li & Jian K. Liu, 2023
Oleagnostus Hinz-Schallreuter & Buchholz, 2004 † (uncertain )
Oleales accepted as Lamiales
Oleander Medikus, 1790 (uncertain )
Oleandra Cavanilles, 1799
Oleandra articulata (Sw.) K. Presl
Oleandra nodosa (Willd.) K. Presl accepted as Oleandra articulata (Sw.) K. Presl
Oleandraceae Ching ex Pichi Sermolli, 1965
Oleandridium W.P. Schimper, 1869 † (uncertain > nomen dubium )
Oleandridium lentriculiforne Etheridge †
Oleandropsis Copeland, 1942 accepted as Selliguea Bory de St.-Vincent, 1824
Oleanella Caster, 1930 † (uncertain )
Olearia Herrmannsen, 1847 [Family: Turbinidae]
Olearia Moench, 1802 [Family: Asteraceae]
Oleariaphyllites J. Hector, 1880 † (uncertain )
Oleaster Heister ex Fabricius, 1759 (uncertain )
Oleavirus
Oleaxonchium Peña-Santiago, García-Ruiz, Ruiz-Cuenca & Abolafia, 2024