Hydrolea genus doubtful

Cosmanthus Nolte ex A.DC. genus synonym

Howellanthus (Constance) Walden & R.Patt. genus accepted

Anonymos Gronov. ex Kuntze genus synonym

Capnorea Raf. genus synonym

Pholistoma Lilja ex Lindl. genus accepted

Macrocalyx Trew ex Kuntze genus synonym

Macrocalyx Trew genus synonym

Galax L. genus synonym

Viticella Mitch. genus synonym

Romanzowia DC., 1824 genus doubtful

Reichelea A.W.Benn., 1870 genus doubtful

Nemophilla Buckley genus doubtful

Eriodyction Benth., 1846 genus doubtful

Romanzovia Spreng., 1824 genus doubtful

Hydrolaea Dumort., 1829 genus doubtful

Wiganda St.-Lag. genus doubtful

Nemophila Nutt. genus doubtful

Emmenanthe Benth. genus accepted

Romanzoffia Cham. genus accepted

Draperia Torr. genus accepted

Ellisia L. genus accepted

Hesperochiron S.Watson genus accepted

Erythrorhiza Michx. genus synonym

Eutoca R.Br. genus synonym

Decemium Raf. genus synonym

Miltitzia A.DC. genus synonym

Microgenetes A.DC. genus synonym

Nyctelea Scop. genus synonym

Aldea Ruiz & Pav. genus synonym

Endiplus Raf. genus synonym

Heteryta Raf. genus synonym

Nemophila Nutt. ex Barton genus accepted

Tricardia Torr. ex S.Watson genus accepted

Hydrophyllum L. genus accepted

Eucrypta Nutt. genus accepted

Phacelia Juss. genus accepted

Whitlavia Harv. genus synonym

Colpophyllos Trew genus synonym