Potentilla pulcherrima
Potentilla pulcherrima, the beautiful cinquefoil, soft cinquefoil, or whiteleaf cinquefoil, is a species of flowering plant in the family Rosaceae. It is native to Canada, and the north and west-central United States, with a disjunct population in Connecticut. Noted for the shiny abaxial surfaces of its leaves, it is a perennial shrub reaching with yellow flowers.