Synonyms for Black Gum (same or very similar meaning)
WordNet sense 1 (columnar tree of eastern North America having horizontal limbs and small leaves that emerge late in spring and have brilliant color in early fall):
pepperidge, sour gum, Nyssa sylvatica
WordNet sense 2 (a small mallee with rough dark-colored bark toward the butt; yields a red eucalyptus kino gum):
black mallee, black sally, Eucalytus stellulata
From the ODE community, based on WordNet
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