†Rhamnus Linnaeus
Magnoliopsida - Rosidae - Rosidae
PaleoDB taxon number: 54702
Parent taxon: Rhamnaceae according to D.J. Mabberley 2000
Sister taxa: Alphitonia, Archaeopaliurus, Berchemia, Berchemiopsis, Berhamniphyllum, Ceanothus, Colubrina, Condalia, Emmenosperma, Eorhamnidium, Helobiaephyllum, Hoveniphyllum, Karwinskia, Lasiodiscus, Nothiantha, Paliurites, Paliurus, Pomaderris, Pomaderrites, Protolotus, Rhamnacinium, Rhamnidium, Rhamnites, Rhamnospermum, Rhamnoxylon, Suessenia, Ziziphus, Zizyphoides, Zizyphus
Subtaxa: Rhamnus (Frangula), Rhamnus calyptus, Rhamnus inaequilateralis, Rhamnus plenus, Rhamnus precalifornica