Echium portosanctense
Synonymy
Source: Valdés, B. & Raab-Straube, E. von (2011+): Boraginaceae. – In: Euro+Med Plantbase - the information resource for Euro-Mediterranean plant diversity.
Echium portosanctense [as " portosanctensis "] in Anales Jard. Bot. Madrid 67: 89. 2010