![PlantFiles Pictures: Eryngium, Alpine Eryngo, Alpine Sea Holly 'Amethyst' (Eryngium alpinum) by Todd_Boland PlantFiles Pictures: Eryngium, Alpine Eryngo, Alpine Sea Holly 'Amethyst' (Eryngium alpinum) by Todd_Boland](https://pics.davesgarden.com/pics/2008/07/04/GardenGuyKin/cc77dc.jpg)
PlantFiles Pictures: Eryngium, Alpine Eryngo, Alpine Sea Holly 'Amethyst' (Eryngium alpinum) by Todd_Boland
![Amethyst Sea Holly (Apiaceae Eryngium amethystinum) in Velika Paklenica Canyon, Croatia Stock Photo - Alamy Amethyst Sea Holly (Apiaceae Eryngium amethystinum) in Velika Paklenica Canyon, Croatia Stock Photo - Alamy](https://c8.alamy.com/comp/ANBY17/amethyst-sea-holly-apiaceae-eryngium-amethystinum-in-velika-paklenica-ANBY17.jpg)
Amethyst Sea Holly (Apiaceae Eryngium amethystinum) in Velika Paklenica Canyon, Croatia Stock Photo - Alamy
![Thompson & Morgan Perennial Eryngium Alpinum Sea Holly Hardy Cottage Plants Ideal for Borders, Pots & Containers (4 Bare Root Plants, Eryngium Sea Holly) : Amazon.co.uk: Garden Thompson & Morgan Perennial Eryngium Alpinum Sea Holly Hardy Cottage Plants Ideal for Borders, Pots & Containers (4 Bare Root Plants, Eryngium Sea Holly) : Amazon.co.uk: Garden](https://m.media-amazon.com/images/I/71VvH3tVHCL._AC_SL1000_.jpg)
Thompson & Morgan Perennial Eryngium Alpinum Sea Holly Hardy Cottage Plants Ideal for Borders, Pots & Containers (4 Bare Root Plants, Eryngium Sea Holly) : Amazon.co.uk: Garden
![Eryngium alpinum 'Superbum' is an elegant species for the herbaceous border, with large amethyst-blue flowers and metallic stems Stock Photo - Alamy Eryngium alpinum 'Superbum' is an elegant species for the herbaceous border, with large amethyst-blue flowers and metallic stems Stock Photo - Alamy](https://c8.alamy.com/comp/GME89H/eryngium-alpinum-superbum-is-an-elegant-species-for-the-herbaceous-GME89H.jpg)