Asperula rivalis Sibth. & Sm., Fl. Graec. Prodr. 1: 87. 1806 Asperula rivalis Sibth. & Sm., Fl. Graec. Prodr. 1: 87. 1806is basionym for Galium rivale (Sibth. & Sm.) Griseb., Spic. Fl. Rumel. 2: 156. 1844Taxon for this nameAsperula rivalis Sibth. & Sm.