Koehler's Medicinal-Plants 1887
Named for the blue haze that comes from the eucalyptus gum in the Blue Mountains of Australia. Of the 300 species of eucalyptus trees in the world, Eucalyptus globulus
is the best known.
Eucalyptus Lemon, Eucalyptus citriodora
Distilled since at least 1788, it has long been a favorite home remedy in Australia, the white settlers learning of its use from the Aborigines.