SimplePlant

Rosaceae

Brook cinquefoil

Potentilla rivalis Nutt.

Family
Rosaceae
Genus
Potentilla

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Brook cinquefoil (Potentilla rivalis)
FlowerPhoto: Eric Lamb, CC BY 4.0, from iNaturalist

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Common names

By language (2)
English
Brook cinquefoil
Welsh
Pumnalen y nant

Synonyms

  • Potentilla lateriflora Engl. ex Rydb.
  • Potentilla leucocarpa Rydb.
  • Potentilla millegrana Engelm. ex Lehm.
  • Potentilla millegrana unranked lateriflora Engl.
  • Potentilla pentandra Engelm.
  • Potentilla rivalis var. millegrana (Engelm. ex Lehm.) S.Watson
  • Potentilla rivalis var. pentandra (Engelm.) S.Watson
  • Potentilla rivalis var. rivalis
  • Tridophyllum lateriflorum (Engl. ex Rydb.) Cockerell
  • Tridophyllum leucocarpum (Rydb.) Cockerell
  • Tridophyllum pentandrum (Engelm.) Greene
  • Tridophyllum rivale (Nutt.) Greene

Flowers

In flower
May to August (from 12 flowering iNaturalist observations worldwide)

Characteristics

Growth habit
Forb/herb
Lifespan
Annual, Biennial
In the US and Canada
Canada: native, Lower 48 states: native

Photos

More in Potentilla

Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0); common names, US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.