Celtis Linnaeus 1753 (hackberry)
Magnoliopsida - Dilleniidae - Dilleniidae
PaleoDB taxon number: 53532
Parent taxon: Ulmaceae according to R. W. Brown 1959
Sister taxa: Cedrelospermum, Celtidophyllum, Celtoidanthus, Chaetoptelea, Planera, Pteroceltis, Tremophyllum, Ulmacites, Ulmiphyllum, Ulmophyllum, Ulmus, Ulmuxylon, Zelkova
Subtaxa: Celtis aspera, Celtis kansana