See quotation.

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1837.  They [he Indians] make bird-lime from the juice of the Gum Elemi, which they call Gumbo-limbo.… Gum Elemi.—Called by the inhabitants Gumbo-limbo, is a large spreading tree, with a smooth brown bark, which has the appearance of having been varnished.—John L. Williams, ‘The Territory of Florida,’ pp. 26, 98 (N.Y.).

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