The Amethyst Sea Holly (Eryngium amethystinum) is a flowering perennial tap-rooted herb in the Apiaceae family. It is also known as the Amethyst Eryngo or Italian Eryngo.
It is native to the eastern Mediterranean.
It grows to 30-50 centimetres (12-20 inches) tall. Its flowers are light blue to purple, and its leaves are spiny and leathery.
The Amethyst Sea Holly blooms in mid-summer to late summer.
Photographed in the Botanical Garden, Paris, July 2019.
Photographer: Martina Nicolls