Esteve Chueca, F. “New Considerations about a Teucrium Species from the Cartagena Mountains. (T. Ambiguum (Lange) Nova Comb.)”. Acta Botanica Malacitana, vol. 2, Dec. 1976, pp. 21-30, doi:10.24310/Actabotanicaabmabm.v2i.9702.