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gum tree

(Encyclopedia)gum tree, name for the eucalyptus (see myrtle) in Australia and for several other trees, e.g., the sweet gum, of the family Hamamelidaceae (witch hazel family), and the black gum or tupelo in North Am...

neem tree

(Encyclopedia)neem tree or margosa tree, a fast-growing broad-leaved evergreen, Azadirachta indica, native to India and Myanmar. Its extracts have been used for centuries in Asia as pesticides, toothpaste, medicine...

tung tree

(Encyclopedia)tung tree: see spurge; tung oil. ...

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