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gum tree,name for the eucalyptus (see myrtlemyrtle,
common name for the Myrtaceae, a family of shrubs and trees almost entirely of tropical regions, especially in America and Australia. The family is characterized by leaves (usually evergreen) containing aromatic volatile oils. Many have showy blossoms.
..... Click the link for more information. ) in Australia and for several other trees, e.g., the sweet gum, of the family Hamamelidaceae (witch hazelwitch hazel,
common name for some members of the Hamamelidaceae, a family of trees and shrubs found mostly in Asia. The family includes the large genus (Corylopsis) of winter hazels, and the witch hazels (genus Hamamelis), sweet gums (Liquidambar
..... Click the link for more information. family), and the black gumblack gum,
ornamental deciduous tree (Nyssa sylvatica family Nyssaceae) native to E North America. The leaves turn bright scarlet in the fall. The very tough wood was used for wheel hubs and other purposes.
..... Click the link for more information. or tupelo in North America.