File:PotamogetonCrispus.jpgEnglish: Desription: Potamogeton crispus; submerged plants. Source: Own picture, made in central Germany in September 1999. Author: Christian Fischer
File:Potamogeton crispus kz07.jpghttps://creativecommons.org/licenses/by-sa/4.0CC BY-SA 4.0 Creative Commons Attribution-Share Alike 4.0 truetrue English Potamogeton crispus heading: 358 degree
File:Potamogeton crispus kz06.jpgorg/licenses/by-sa/4.0CC BY-SA 4.0 Creative Commons Attribution-Share Alike 4.0 truetrue English Potamogeton crispus heading: 274 degree determination method: SHA-1
File:Potamogeton crispus kz08.jpg0 Creative Commons Attribution-Share Alike 4.0 truetrue English Potamogeton crispus author name string: Krzysztof Ziarnek, Kenraiz Wikimedia username:
File:Potamogeton crispus kz05.jpghttps://creativecommons.org/licenses/by-sa/4.0CC BY-SA 4.0 Creative Commons Attribution-Share Alike 4.0 truetrue English Potamogeton crispus heading: 18 degree