lead tree

noun

ˈled-

1

: lead crystallized in arborescent forms from a solution of some lead salt (as by suspending a strip of zinc in lead acetate)

2

: a plant of the genus Leucaena

especially : a low scrubby tree (Leucaena glauca) probably native to tropical America but now pantropical in distribution and often cultivated as a ground cover, for windrows or hedging, and as forage for cattle and sheep though reputedly toxic to horses and swine

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