Potentilla

Meikle, R.D., Flora of Cyprus 1. 1977
but modified
1Stems erect or ascending, 15-60 cm high; flowers numerous in branched cymes; achenes with conspicuous anastomosing ridges
1'Stems prostrate, rooting at the nods, 30 cm or more in length; flowers solitary; achenes minutely verruculose