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Any of various trees or shrubs of the genus Melaleuca, native chiefly to Australia, having aromatic leaves containing essential oils and usually papery white bark.

[New Latin, genus name : Greek melās, black (probably from the black trunks or the black inner bark of some melaleuca species ) + Greek leukos, white; see leuk- in Indo-European roots.]


(Plants) any shrub or tree of the mostly Australian myrtaceous genus Melaleuca, found in sandy or swampy regions
[C19: New Latin, from Greek melas black + leukos white, from its black trunk and white branches]
References in periodicals archive ?
We flew into Kuala Lumpur and immediately departed for Pekan, where we came across downy rose myrtle and the occasional Old World climbing fern and melaleuca tree en route.
His research led him to tea tree oil, which comes from Australia's Melaleuca tree and has a history as an effective treatment for many skin maladies.
Florymulch is a good commercial product made from the invasive and undesirable melaleuca tree.
From the Australian Melaleuca tree, this oil is another natural antimicrobial.
The Australian melaleuca tree, for example, is invading the Florida Everglades, over-runing wet prairie habitat that usually contains 60 to 80 native plant species and replacing it with melaleuca thickets that support only three or four species.
It took more than five years to list the Australian melaleuca tree, and that happened only with the support of the entire Florida congressional delegation.
When landscapers brought the decorative melaleuca tree from Australia to Florida in 1906, for example, no one had any idea that the tall spongy plant would grow out of control.
Department of Agriculture (USDA) began distributing seeds of the melaleuca tree (Melaleuca quinquenervia), a thirsty, fast-growing native of Australia.
For example, in the TAME Melaleuca areawide project (story on page 4), ARS investigators are working hand-in-hand with the South Florida Water Management District and the University of Florida's Institute of Food and Agricultural Sciences to integrate mechanical, herbicidal, and biological controls for the invasive melaleuca tree, Melaleuca quinquenervia.
Officials at Big Cypress recently celebrated the end of a 25-year battle with the melaleuca tree that dried thousands of acres of wetlands.
A mature melaleuca tree can produce as many as 60 million seeds every year.
Newly launched, or soon-to-be-launched, projects address fruit flies, fire ants, lygus bugs, Russian wheat aphids, greenbugs, and the melaleuca tree.