The Marsh Spurge (Euphorbia palustris) is a flowering herbaceous perennial plant in the Euphorbiaceae family. It is also known as the Marsh Eurphorbia.
It is found in marshlands of Europe and western Asia.
The Marsh Spurge grows to 90 centimetres (35 inches) tall and wide.
It has narrow leaves that turn red and yellow in autumn, with bright yellow flower heads (cyathia) that bloom in spring. The flower heads are 15 centimetres (6 inches) across.
Photographed in the Botanical Garden, Paris, May 2021.
Photographer: Martina Nicolls