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Humans have also put crushed pennyroyal stems in their pockets or on their clothing to ward off unwanted insects. [25] However, when using the pennyroyal plant as a pest repellent, the use of the concentrated pennyroyal oil should be avoided. Pennyroyal oil can be extremely toxic to both humans and animals, even in small quantities.
The name pulegioides is derived from the Latin pulegium, and means "like pennyroyal", in reference to European pennyroyal (Mentha pulegium). [8] The name pulegium was given to European pennyroyal by Pliny the Elder in the first century CE, for its use in repelling fleas (pulex, plural pulices) when it was spread on floors.
pennyroyal, pennyrile Lamiaceae: It is toxic to humans and has differing effects dependent on the volume and concentration ingested. The most concentrated and toxic form of the pennyroyal plant is pennyroyal oil. The oil contains 80% to 92% of cyclohexanone pulegone.
Their activity in humans varies depending on many factors, including concentration, quantity of intake, and whether administration is internal or external. Lamiacaeae plants with very high volatile oil concentrations, such as European pennyroyal ( Mentha pulegium ), have traditional uses as disinfectants , flea-killers, and abortifacients , and ...
Pulegone is a naturally occurring organic compound obtained from the essential oils of a variety of plants such as Nepeta cataria (), Mentha piperita, and pennyroyal. [3] [4] It is classified as a monoterpenoid, which means that it is an oxidized derivative of a terpene, a large class of naturally occurring C 10 hydrocarbons.
Hedeoma is a genus of flowering plants in the mint family, Lamiaceae.It is native to North and South America.They are commonly known as false pennyroyals. [2] [3] [4]The genus name is derived from the Greek words ἡδύς (hedys), meaning "sweet," and ὀσμή (osme), meaning "odour".
Mentha cervina, commonly known as hart's pennyroyal, is a perennial herbaceous plant of the Mentha (mint) genus. It is native to the western Mediterranean Sea region, growing naturally from southwestern France to the Iberian Peninsula , and south to Azores , Morocco and Algeria . [ 2 ]
Breadcrumbs or flour are sometimes used to supplement the oats or barley, and the proportion and texture of the fat or suet used can also vary widely. Pennyroyal, marjoram, thyme, and mint are all traditional flavourings: pennyroyal was known as pudding-yerb in the North Riding of Yorkshire for its use in black puddings. [9]