Chelidonium L. genus accepted

Arctomecon Torr. & Frém. genus accepted

Argemone L. genus accepted

Macleaya R. Br. genus accepted

Bocconia L. genus accepted

Canbya Parry ex A. Gray genus accepted

Dicranostigma Hook.f. & Thomson genus accepted

Eschscholzia Cham. genus accepted

Meconella Nutt. genus accepted

Meconopsis Vig. genus accepted

Papaver L. genus accepted

Sanguinaria L. genus accepted

Romneya Harv. genus accepted

Roemeria Medik. genus accepted

Eomecon Hance genus accepted

Glaucium Mill. genus accepted

Hunnemannia Sweet genus accepted

Hylomecon Maxim. genus accepted

Platystemon Benth. genus accepted

Platystigma Benth. genus accepted

Cathcartia Hook.f. genus accepted

Coreanomecon Nakai genus accepted

Dendromecon Benth. genus accepted

Oreomecon Banfi, Bartolucci, J.-M. Tison & Galasso genus accepted