Chemical composition and antioxidant activity of the volatile fraction extracted from air-dried fruits of Tunisian Eryngium maritimum L. ecotypes.

Background: Eryngium maritimum L., also known as 'sea holly', is a typical dune plant species belonging to the Apiaceae family and commonly used in Tunisia for therapeutic purposes in folk medicine. In the present study, the chemical composition and antioxidant activity of the volatile fraction extracted from air-dried fruits of five Tunisian E.