Trigonotis SynonymySource: Valdés, B. & Raab-Straube, E. von (2011+): Boraginaceae. – In: Euro+Med Plantbase - the information resource for Euro-Mediterranean plant diversity.Trigonotis Steven in Bull. Soc. Imp. Naturalistes Moscou 24(1-2): 603. 1851ContentDistribution Distribution Rf(S) Euro+Med: Russia (S European Russia native)