A volatile oil, distilled from fennel.

Characters. - Colourless or yellowish, with the odour of fennel, and a sweetish, warm taste. Sp. gr. not less than 0.960. Concretes between 5° and 10° C. (41° and 50° F.).

Solubility. - Soluble in an equal weight of alcohol.

Composition. - Oil of fennel consists chiefly of anethol (anise-camphor), C10H12O, which exists both in a solid and liquid form. There is also a smaller proportion of an oil isomeric with oil of turpentine.

Preparations.

Dose.

Aqua Foeniculi......................................................................

Indefinite.

Spiritus Juniperi Compositus ...............................................

2-4 fl. dr. (8-16 c.c.)

Use. - The same as that of oil of anise.