Oregano and Marjoram in Perfume

This time I would like to talk to you about oregano, another genus of the Lamiaceae family, whose plants are very important in perfume. Let's dot the i's and cross the t's: there are about fifty plants in the genus Origanum, all of which can be called oregano, but usually it is "common oregano" (Origanum vulgare), while "marjoram" is a species of Origanum majorana. Everything here is uncommonly cl...