Noun

• 1. any of several trees having leaves or barks used to allay fever or thought to indicate regions free of fever

• 2. ornamental shrub or small tree of swampy areas in southwestern United States having large pink or white sepals and yielding Georgia bark for treating fever

• 3. tall fast-growing timber tree with leaves containing a medicinal oil; young leaves are bluish

• 4. African tree supposed to mark healthful regions