Source: Valdés, B. & Raab-Straube, E. von (2011+): Boraginaceae. – In: Euro+Med Plantbase - the information resource for Euro-Mediterranean plant diversity.
Symphytum sylvaticum Boiss., Pl. Orient. Nov. 2: 4. 1875
≡Symphytum sepulcrale subsp. sylvaticum (Boiss.) Kurttoin Ann. Bot. Fenn. 19: 188. 1982
