in taxon spice or flavor-producing plant sweet marjoram plant PLANTS:ORMA MANSFELD:16210 Marjoram (*Origanum majorana*) is a somewhat cold-sensitive perennial herb or undershrub with sweet pine and citrus flavors. In some Middle Eastern countries, marjoram is synonymous with oregano, and there the names sweet marjoram and knotted marjoram are used to distinguish it from other plants of the genus *Origanum*. [https://en.wikipedia.org/wiki/Marjoram] marjoram sweet marjoram marjoram, sweet origanum majorana sweet marjoram Origanum majorana requires discussion