Onosma echioides subsp. canescens
Synonymy
Source: Valdés, B. & Raab-Straube, E. von (2011+): Boraginaceae. – In: Euro+Med Plantbase - the information resource for Euro-Mediterranean plant diversity.
Onosma echioides subsp. canescens in Bot. J. Linn. Soc. 157: 772. 2008