avens

noun
  1. a plant of the rose family with small yellow or pink flowers and compound leaves, found in temperate regions
  2. Usage: usually used in singular or plural form; common in botanical and gardening contexts
  3. the root of certain avens plants, historically used in herbal medicine and as a flavoring
  4. Usage: archaic or historical use; refers especially to the root of herb bennet (Geum urbanum)

Examples