Sitona concavirostris Sitona concavirostris Hochhuth, 1851 on Medicago, wetc. host plants Fabaceae, oligophagous Medicago sativa; Vicia sativa, distribution within Europe (PESI, 2020). references Avgın & Colonnelli (2011a), Velázquez de Castro, Friedman & Borovec (2010a).