Source, Etc

Oliver bark is the dried bark of Cinnamomum Oliveri, Bailey (N.O. Laurineoe), a tree indigenous to New South Wales and Queensland.

Description

Flat strips about 20 cm. long, 4 cm. wide and 1 cm. thick; outer surface brownish with patches of whitish cork, very coarsely granular or warty; inner surface umber brown, finely striated, satiny. Fracture short, somewhat fibrous. Section exhibits a somewhat thick periderm, often separated from the inner part of the secondary bast by a paler line of cork cells. Odour aromatic, recalling that of sassafras; taste aromatic bitter and camphoraceous.

Constituents

The chief constituent is a yellow, volatile oil containing safrol, eugenol, cineol and cinnamic aldehyde; the bark also contains tannin.

Uses

As a substitute for cinnamon.

Fig. 136.   Greenheart bark, showing short fracture. Natural size.

Fig. 136. - Greenheart bark, showing short fracture. Natural size.