SUMMARY
Two infraespecific chemical forms in Hyptis mutabilis were studied. One of them, variety A, contains α- e β-pinene, α-β-phellandrene, and β-cariyophyllene as the. principal constituents 0f its essential oil. The. other, variety Β, is shown to include, p-cymene, 1,8-cineole, thymol, β-caryophyllene, and β-elemene, as its major. oil components.