Marrubium apulum Marrubium ballotoides Marrubium germanicum Marrubium hamatum Marrubium vaillantii Marrubium vulgare subsp. apulum Marrubium vulgare var. microphyllum Marrubium vulgare var. gossypinum Marrubium vulgare var. lanatum Marrubium vulgare var. vaillantii Marrubium hyperleucum var. comosum Marrubium hyperleucum var. brevidens Marrubium vulgare subsp. oligodon Marrubium album Marrubium hyperleucum Marrubium uncinatum Prasium marrubium Marrubium vulgare var. caucasicum Marrubium vulgare var. apulum
World Flora Online, http://www.worldfloraonline.org/, accessed June 20, 2024