• Flabellaria Cavanilles, 1790 [Family: Malpighiaceae]
• Flabellaria Grant, 1830 (unaccepted > nomen nudum) [Family: Porifera (awaiting allocation)]
• Flabellaria Gray, 1848 (uncertain) [Family: Bryozoa (awaiting allocation)]
• Flabellaria J.V.F. Lamouroux, 1813 accepted as Flabellia Reichenbach, 1841 accepted as Codium Stackhouse, 1797 [Family: Codiaceae]
• Flabellaria Lamarck, 1813 [Family: Cnidaria (awaiting allocation)]
• Flabellaria Persoon, 1818 accepted as Schizophyllum E.M. Fries, 1815 [Family: Schizophyllaceae]
• Flabellaria Sternberg, 1821 † accepted as Palmacites Schlotheim ex A.T. Brongniart, 1822 † [Family: Arecaceae]
• Flabellaria desfontainii J.V. Lamouroux accepted as Flabellia petiolata (Turra) Nizamuddin, 1987
• Flabellaria luteofusca P.L. Crouan & H.M. Crouan, 1878 accepted as Cladocephalus luteofuscus (P.L. Crouan & H.M. Crouan) Børgesen, 1909
• Flabellaria major †
• Flabellaria minima (Ernst) Gepp & Gepp, 1911 accepted as Flabellia minima (Ernst) Nizamuddin, 1987
• Flabellaria multicaulis Lamarck, 1813 accepted as Halimeda opuntia (Linnaeus) J.V. Lamouroux, 1816
• Flabellaria palmetta Kützing, 1858 accepted as Udotea kuetzingii De Toni, 1889
• Flabellaria raphifolia K. Sternberg, 1821 †