| pennyroyal | <botany> An aromatic herb (Mentha Pulegium) of Europe; also, a North American plant (Hedeoma pulegioides) resembling it in flavor. <botany> Bastard pennyroyal See Blue curls, under Blue. Origin: A corruption of OE. Puliall royal. OE. Puliall is ultimately derived fr. L. Puleium, or pulegium regium (so called as being good against fleas), fr. Pulex a flea; and royal is a translation of L. Regium, in puleium regium. Source: Websters Dictionary (01 Mar 1998) |
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| oil of pennyroyal | Either American or European. The former is a volatile oil derived from the flowering tops and leaves of Hedeoma pulegioides (family Labiatae). Contains pulegone and ketones. European is oil of pulegium; a volatile oil from Mentha pulegium (family Labiatae); about 85% pulegone. Has been used as an aromatic carminative, abortifacient and insect repellent. (05 Mar 2000) |
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