fever tree

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fever tree

n.
Any of several trees having leaves or bark used to allay fever or sometimes thought to cause fever, especially Pinckneya bracteata of the southeast United States, Acacia xanthophloea of southern Africa, certain species of eucalyptus, or cinchona.
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eucalyptus

Herbal medicine
An evergreen, the volatile oil of which contains eucalyptol and cineole, pinenes, sesquiterpene alcohols and others. It is antiseptic and expectorant, and is commonly used as a steam inhalant for asthma and respiratory infections and to soothe oral mucosae, and used topically for dry skin and dandruff.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.