Ten Eryngium species compared through exact Wikimedia Commons photographs of flower heads and bracts. An editorial selection, not a scientific ranking. Photograph credits: 1. File:Alpen-Mannstreu (Eryngium alpinum) 04.jpg; Heinz Staudacher; CC BY-SA 4.0; https://creativecommons.org/licenses/by-sa/4.0; https://commons.wikimedia.org/wiki/File:Alpen-Mannstreu_(Eryngium_alpinum)_04.jpg; Uniform scaling without cropping; fitted into 9:16 with title and caption bars. 2. File:Eryngium July 2011-1.jpg; Alvesgaspar; CC BY-SA 3.0; https://creativecommons.org/licenses/by-sa/3.0; https://commons.wikimedia.org/wiki/File:Eryngium_July_2011-1.jpg; Uniform scaling without cropping; fitted into 9:16 with title and caption bars. 3. File:Eryngium bourgatii 1.jpg; Myrabella; CC BY-SA 3.0; https://creativecommons.org/licenses/by-sa/3.0; https://commons.wikimedia.org/wiki/File:Eryngium_bourgatii_1.jpg; Uniform scaling without cropping; fitted into 9:16 with title and caption bars. 4. File:Eryngium campestre 310705b.jpg; Bernd Haynold; CC BY-SA 2.5; https://creativecommons.org/licenses/by-sa/2.5; https://commons.wikimedia.org/wiki/File:Eryngium_campestre_310705b.jpg; Uniform scaling without cropping; fitted into 9:16 with title and caption bars. 5. File:Eryngium maritimum - geograph.org.uk - 496275.jpg; Alan Fryer; CC BY-SA 2.0; https://creativecommons.org/licenses/by-sa/2.0; https://commons.wikimedia.org/wiki/File:Eryngium_maritimum_-_geograph.org.uk_-_496275.jpg; Uniform scaling without cropping; fitted into 9:16 with title and caption bars. 6. File:Eryngium giganteum, Thames Barrier Park, London.jpg; Bob Collowan; CC BY-SA 3.0; https://creativecommons.org/licenses/by-sa/3.0; https://commons.wikimedia.org/wiki/File:Eryngium_giganteum,_Thames_Barrier_Park,_London.jpg; Uniform scaling without cropping; fitted into 9:16 with title and caption bars. 7. File:Eryngium planum kz17.jpg; Krzysztof Ziarnek, Kenraiz; CC BY-SA 4.0; https://creativecommons.org/licenses/by-sa/4.0; https://commons.wikimedia.org/wiki/File:Eryngium_planum_kz17.jpg; Uniform scaling without cropping; fitted into 9:16 with title and caption bars. 8. File:Eryngium yuccifolium.jpg; Eric Hunt; CC BY-SA 4.0; https://creativecommons.org/licenses/by-sa/4.0; https://commons.wikimedia.org/wiki/File:Eryngium_yuccifolium.jpg; Uniform scaling without cropping; fitted into 9:16 with title and caption bars. 9. File:Eryngium pandanifolium0.jpg; Kurt Stüber [1]; CC BY-SA 3.0; http://creativecommons.org/licenses/by-sa/3.0/; https://commons.wikimedia.org/wiki/File:Eryngium_pandanifolium0.jpg; Uniform scaling without cropping; fitted into 9:16 with title and caption bars. 10. File:Eryngium variifolium 1.jpg; Ghislain118 (AD) http://www.fleurs-des-montagnes.net; CC BY-SA 3.0; https://creativecommons.org/licenses/by-sa/3.0; https://commons.wikimedia.org/wiki/File:Eryngium_variifolium_1.jpg; Uniform scaling without cropping; fitted into 9:16 with title and caption bars.