Melissa officinalis L. – Melissa; Lamiaceae (Labiatae) – Mint family. The raw material is the melissa leaf and its leafy shoot tips.
Mentha piperita (L.) Hudson – Peppermint; Lamiaceae (Labiatae) – Mint family. It is a hybrid of three species, M. spicata L. [M.longifolia (L.) Huds. + M. rotundifolia (L.) Huds] and M. aquatica. The raw material is the peppermint leaf and the leafy shoot tip.