:Introduction
Mentha cervina L., known as hart’s pennyroyal, is a fragrant herb widely used in Portugal both as a culinary flavoring and in traditional remedies. It has been employed to ease digestive discomfort and to relieve inflammatory conditions of the respiratory system. (Source: https://www.sciencedirect.com/science/article/pii/S0305197813001683)
: Details
In recent years, rising commercial demand, uncontrolled wild collection, overgrazing, and habitat degradation have greatly reduced the natural populations of Mentha cervina, restricting its distribution. As a result, the species is currently in decline and is listed as Near Threatened on the IUCN Red List of Threatened Species. (Source: https://www.sciencedirect.com/science/article/pii/S0305197813001683)