WordNet sense 1 (dwarf aromatic shrub of Crete):

dittany of crete, cretan dittany, crete dittany, hop marjoram, Origanum dictamnus

WordNet sense 2 (aromatic Eurasian perennial):

marjoram, oregano, Origanum vulgare, pot marjoram, wild marjoram

WordNet sense 3 (medium-sized shrubby tree of South Africa having thick leathery evergreen leaves and white or pink flowers and globose usually two-seeded purplish black fruits):

Acocanthera oblongifolia, Acocanthera spectabilis, poison arrow plant

WordNet sense 4 (deciduous Japanese shrub cultivated for its fragrant yellow flowers):

Japan allspice, Chimonanthus praecox, Japanese allspice