Mentha piperita: A plant genus of the family LAMIACEAE that is the source of peppermint oil.Mentha: Mentha is a genus of the mint family (LAMIACEAE). It is known for species having characteristic flavor and aroma.Cymbopogon: A plant genus of the family POACEAE which is a source of citronella oil and lemongrass oil.Mentha spicata: A plant genus of the family LAMIACEAE having characteristic flavor.Mentha pulegium: A plant genus of the family LAMIACEAE that contains pulegone. Do not confuse with 'American false pennyroyal' (HEDEOMA).Lamiaceae: The mint plant family. They are characteristically aromatic, and many of them are cultivated for their oils. Most have square stems, opposite leaves, and two-lipped, open-mouthed, tubular corollas (united petals), with five-lobed, bell-like calyxes (united sepals).Plant Extracts: Concentrated pharmaceutical preparations of plants obtained by removing active constituents with a suitable solvent, which is evaporated away, and adjusting the residue to a prescribed standard.Monoterpenes: Compounds with a core of 10 carbons generally formed via the mevalonate pathway from the combination of 3,3-dimethylallyl pyrophosphate and isopentenyl pyrophosphate. They are cyclized and oxidized in a variety of ways. Due to the low molecular weight many of them exist in the form of essential oils (OILS, VOLATILE).Oils, Volatile: Oils which evaporate readily. The volatile oils occur in aromatic plants, to which they give odor and other characteristics. Most volatile oils consist of a mixture of two or more TERPENES or of a mixture of an eleoptene (the more volatile constituent of a volatile oil) with a stearopten (the more solid constituent). The synonym essential oils refers to the essence of a plant, as its perfume or scent, and not to its indispensability.Ocimum basilicum: A plant species of the genus OCIMUM, family LAMIACEAE. It is a condiment with carminative properties.Menthol: An alcohol produced from mint oils or prepared synthetically.