Origanum angustifolium Origanum heracleoticum Origanum hirtum subsp. sardoum Origanum humile Origanum minus Origanum normale Origanum oblongatum Origanum parviflorum Origanum pruinosum Origanum strobilaceum Origanum viridulum Origanum vulgare var. viride Origanum wallichianum Origanum hirtum var. sardoum Origanum hirtum var. parviflorum Origanum vulgare var. viridulum Origanum vulgare var. thyrsiflorum Origanum vulgare var. semiglaucum Origanum albiflorum var. congestum Majorana heracleotica Origanum vulgare f. semiglaucum Origanum vulgare prol. humile Origanum viride Origanum vulgare subsp. humile Origanum semiglaucum Origanum vulgare subsp. viride Origanum syriacum subsp. heracleoticum Origanum vulgare f. viridulum
World Flora Online, http://www.worldfloraonline.org/, accessed June 20, 2024