Potentilla norvegica

(Norwegian Cinquefoil)


Potentilla norvegica, Lake Dillon, Summit Co. 7069


Potentilla norvegica, Lake Dillon, Summit Co. 7075


Potentilla norvegica, Lake Dillon, Summit Co. 7076

Scientific Name Potentilla norvegica USDA PLANTS Symbol PONO3
Common Name Norwegian Cinquefoil, Rough Cinquefoil ITIS Taxonomic Serial No. 24730
Family Rosaceae (Rose) SEINet
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Description Life zones and habitat: Plains to montane (4800 to 10500); moist soils in meadows, on stream banks, lakeshores, roadsides, grasslands and woodlands.
Plant: Annual, biennial, or short-lived perennial with floweing stems 4 to 24 inches long.
Leaves: Composite-ternate (rarely 5-foliate) leaves; leaflets 5/8 to 1-5/8 inches long; lower leaflets are broadly ovate to obovate and on petioles 4 inches long; leaflets becoming narrowly oblong upwards and with short or no petioles; margins are shallowly-lobed or toothed (crenate-serrate); surfaces are sparsely to moderately hairy and both are green.
Inflorescence: Compact cymes with a few to many small, flowers with 5 yellow petals and centers less than 5/8-inch across; petals are broadly obovate and often notched at the apex; 5 sepals, broadly lanceolate, somewhat longer than petals and hairy and with or without glands .
Bloom Period: May to August.
References: "Flora of Colorado" by Jennifer Ackerfield, Flora of North America, Minnesota Wildflowers and US Forest Service, Guide to the Common Potentilla Species of the Blue Mountains Ecoregion.
BONAP Distribution Map

Map Color Key
Colorado Status:

© Tom Lebsack 2024

Banner photo: Ten Mile Range and Rhodiola integrifolia (King’s Crown) in Summit County