herb, herbaceous plant - a plant lacking a permanent woody stem; many are flowering garden plants or potherbs; some having medicinal properties; some are pests

genus Origanum - a genus of aromatic mints of the family Labiatae

marjoram, oregano, Origanum vulgare, pot marjoram, wild marjoram, winter sweet - aromatic Eurasian perennial

knotted marjoram, Majorana hortensis, Origanum majorana, sweet marjoram - aromatic European plant native to Mediterranean and Turkey; not widespread in Europe

cretan dittany, crete dittany, dittany of crete, hop marjoram, Origanum dictamnus, winter sweet - dwarf aromatic shrub of Crete