marsh-marigold (caltha palustris) 'multiplex' flowering with bright yellow flower

cowflock multiplex bloom blooming blossom botany bright bud buttercup closeup colour delicate details ditch dry flood flora flower garden gardening golden green group kingcup leaves macro marshmarigold marshes meadow nectar ornamental outdoor perennial petals plains plant river spring springtime summer sunlight sunny vegetation water wild wildflower woodland yellow close-up shot marsh-marigold caltha palustris 'multiplex' flowering flowers surroundded