The creeping water primroses are yellow in all seasons except winter. The yellow flower is very distinctive of creeping water primrose. Flowers vary in size from 1 inch to 2 inches in diameter. It is a perennial aquatic plant whose long stems creeping over mud or shallow water. It came from South America to the U.K. It is introduces as ornamental and water garden plant. It is first recorded in 1999. The creeping water primroses can cause a lot of harm to the ecosystem such as depletion of oxygen levels in water, attract mosquitoes that carrying virus, and completes with native species for space and resources.
Temperate deciduous