Argentina anserina
 Argentina anserina also known as common silverweed silverweed cinquefoil or just silverweed is a flowering perennial plant in the rose family Rosaceae. It is native throughout the temperate Northern Hemisphere often on river shores and in grassy habitats such as meadows and road-sides. The plant was formerly classified in the genus Potentilla but was reclassified into the resurrected genus Argentina by research in the 1990s.