Gum tree is the common name of several trees and plants:

Eucalypteae, particularly:

• Eucalyptus, which includes the majority of species of gum trees

• Corymbia, which includes the ghost gums and spotted gums

• Angophora, which includes Angophora costata Sydney red gum

• Nyssa sylvatica, common names include blackgum, sour gum

• Liquidambar, common names include sweetgum, star gum, gum, redgum

• Tristaniopsis laurina, common names include water gum

• Sapium glandulosum, in the family Euphorbiaceae, common names include gumtree