Ten Oenothera species compared through exact Wikimedia Commons photographs of flowers and foliage. 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:Oenothera biennis, Vic-la-Gardiole 01.jpg; Christian Ferrer; CC BY-SA 4.0; https://creativecommons.org/licenses/by-sa/4.0; https://commons.wikimedia.org/wiki/File%3AOenothera_biennis%2C_Vic-la-Gardiole_01.jpg; Complete original photograph scaled to fit; blurred padding from the same photograph, titles added. 2. File:Showy Primrose.JPG; ZooFari; CC BY-SA 3.0; https://creativecommons.org/licenses/by-sa/3.0; https://commons.wikimedia.org/wiki/File%3AShowy_Primrose.JPG; Complete original photograph scaled to fit; blurred padding from the same photograph, titles added. 3. File:Oenothera macrocarpa Tennessee.jpg; Mason Brock ( Masebrock ); Public domain; ; https://commons.wikimedia.org/wiki/File%3AOenothera_macrocarpa_Tennessee.jpg; Complete original photograph scaled to fit; blurred padding from the same photograph, titles added. 4. File:Oenothera fruticosa Cumberland Plateau.jpg; Mason Brock ( Masebrock ); Public domain; ; https://commons.wikimedia.org/wiki/File%3AOenothera_fruticosa_Cumberland_Plateau.jpg; Complete original photograph scaled to fit; blurred padding from the same photograph, titles added. 5. File:Oenothera glazioviana 03 ies.jpg; Frank Vincentz; CC BY-SA 3.0; http://creativecommons.org/licenses/by-sa/3.0/; https://commons.wikimedia.org/wiki/File%3AOenothera_glazioviana_03_ies.jpg; Complete original photograph scaled to fit; blurred padding from the same photograph, titles added. 6. File:Oenothera laciniata 04.jpg; Σ64; CC BY 3.0; https://creativecommons.org/licenses/by/3.0; https://commons.wikimedia.org/wiki/File%3AOenothera_laciniata_04.jpg; Complete original photograph scaled to fit; blurred padding from the same photograph, titles added. 7. File:Oenothera caespitosa var marginata 3.jpg; Stan Shebs; CC BY-SA 3.0; https://creativecommons.org/licenses/by-sa/3.0; https://commons.wikimedia.org/wiki/File%3AOenothera_caespitosa_var_marginata_3.jpg; Complete original photograph scaled to fit; blurred padding from the same photograph, titles added. 8. File:Oenothera elata hookeri 3.jpg; by User:Stan Shebs; CC BY-SA 3.0; https://creativecommons.org/licenses/by-sa/3.0; https://commons.wikimedia.org/wiki/File%3AOenothera_elata_hookeri_3.jpg; Complete original photograph scaled to fit; blurred padding from the same photograph, titles added. 9. File:Oenothera rosea1.jpg; Sphl; CC BY-SA 3.0; http://creativecommons.org/licenses/by-sa/3.0/; https://commons.wikimedia.org/wiki/File%3AOenothera_rosea1.jpg; Complete original photograph scaled to fit; blurred padding from the same photograph, titles added. 10. File:Dune Primrose.jpg; Bugguyak ( talk ); Public domain; ; https://commons.wikimedia.org/wiki/File%3ADune_Primrose.jpg; Complete original photograph scaled to fit; blurred padding from the same photograph, titles added.