Rhamnus discolor Lesq. in U. S. G. S. Territorial Rept. 7: 280. 1878 Rhamnus discolor Lesq. in U. S. G. S. Territorial Rept. 7: 280. 1878is earlier homonym of Rhamnus discolor (Donn.Sm.) Rose in Contr. U. S. Natl. Herb. 8(1): 51. 1903This name is not assigned to any taxon.