Ten Trollius species compared through exact Wikimedia Commons photographs, with photographer credits and licences. An editorial selection, not a scientific ranking. Original video contributions: CC BY-SA 4.0. Individual photographs retain the licences and credits listed in attribution; public-domain and CC0 photographs remain so. Photograph credits: 1. File:Trollius europaeus - flowers and leaves 01.jpg; Bartosz Cuber; CC BY-SA 3.0; https://creativecommons.org/licenses/by-sa/3.0; https://commons.wikimedia.org/wiki/File%3ATrollius_europaeus_-_flowers_and_leaves_01.jpg; Inspected portrait crop and scaling; title and caption bars added. Photograph licensed under the stated source licence. 2. File:Trollius asiaticus 03.jpg; Alexandr frolov; CC BY-SA 4.0; https://creativecommons.org/licenses/by-sa/4.0; https://commons.wikimedia.org/wiki/File%3ATrollius_asiaticus_03.jpg; Inspected portrait crop and scaling; title and caption bars added. Photograph licensed under the stated source licence. 3. File:Trollius chinensis kz01.jpg; Krzysztof Ziarnek, Kenraiz; CC BY-SA 4.0; https://creativecommons.org/licenses/by-sa/4.0; https://commons.wikimedia.org/wiki/File%3ATrollius_chinensis_kz01.jpg; Inspected portrait crop and scaling; title and caption bars added. Photograph licensed under the stated source licence. 4. File:Trollius laxus Engjagullhnappur.jpg; Salvör Gissurardóttir; Public domain; ; https://commons.wikimedia.org/wiki/File%3ATrollius_laxus_Engjagullhnappur.jpg; Inspected portrait crop and scaling; title and caption bars added. Photograph licensed under the stated source licence. 5. File:Trollius pumilus 1.jpg; Ghislain118 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%3ATrollius_pumilus_1.jpg; Inspected portrait crop and scaling; title and caption bars added. Photograph licensed under the stated source licence. 6. File:Trollius japonicus (flower).JPG; Alpsdake; CC BY-SA 3.0; https://creativecommons.org/licenses/by-sa/3.0; https://commons.wikimedia.org/wiki/File%3ATrollius_japonicus_%28flower%29.JPG; Inspected portrait crop and scaling; title and caption bars added. Photograph licensed under the stated source licence. 7. File:Trollius altaicus.jpg; Imartin6; CC BY-SA 3.0; https://creativecommons.org/licenses/by-sa/3.0; https://commons.wikimedia.org/wiki/File%3ATrollius_altaicus.jpg; Inspected portrait crop and scaling; title and caption bars added. Photograph licensed under the stated source licence. 8. File:Trollius lilacinus - Oleg Kosterin - 256376813.jpeg; Oleg Kosterin; CC BY 4.0; https://creativecommons.org/licenses/by/4.0; https://commons.wikimedia.org/wiki/File%3ATrollius_lilacinus_-_Oleg_Kosterin_-_256376813.jpeg; Inspected portrait crop and scaling; title and caption bars added. Photograph licensed under the stated source licence. 9. File:Trollius riederianus ÖBG 2012-05-17 01.jpg; El Grafo; CC BY-SA 3.0; https://creativecommons.org/licenses/by-sa/3.0; https://commons.wikimedia.org/wiki/File%3ATrollius_riederianus_%C3%96BG_2012-05-17_01.jpg; Inspected portrait crop and scaling; title and caption bars added. Photograph licensed under the stated source licence. 10. File:Trollius ranunculinus am Kreuzpass.jpg; Giftzwerg 88; CC BY-SA 3.0; https://creativecommons.org/licenses/by-sa/3.0; https://commons.wikimedia.org/wiki/File%3ATrollius_ranunculinus_am_Kreuzpass.jpg; Inspected portrait crop and scaling; title and caption bars added. Photograph licensed under the stated source licence.