Rough Cinquefoil, Norwegian Cinquefoil
Potentilla norvegica L.
Rosaceae (Rose Family)
▲ seedling
▲▼ young plants
▲▼ mature, flowering plants
▲▼ flowers
Cinquefoil:
· several species, most are perennial with hairy stems and palmately-compound leaves with 3-7 leaflets
· some species biennial, others have stolons or runners (creeping perennials)
· yellow, five-petalled flowers in late spring through summer
· usually found in dry, sunny areas, pastures, roadsides, non-crop areas
· Rough Cinquefoil:
o Trifoliate leaves with 3 leaflets with toothed margins in rosette, smaller leaves on upright stems
o Grows 1-2 feet tall with several branches
o Flowers 5-petalled, lemon-yellow in clusters on upright stems
o Similar sulphur cinquefoil has 5-7 leaflets per leaf, and lighter-yellow flowers