https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/8729752![Silver cholla (Cylindropuntia echinocarpa)](https://images.rawpixel.com/image_social_landscape/cHJpdmF0ZS9sci9pbWFnZXMvd2Vic2l0ZS8yMDIzLTAzL2ZsMTcwNzc1ODA0NzItaW1hZ2UuanBn.jpg)
![Silver cholla (Cylindropuntia echinocarpa)](https://images.rawpixel.com/image_social_landscape/cHJpdmF0ZS9sci9pbWFnZXMvd2Vic2l0ZS8yMDIzLTAzL2ZsMTcwNzc1ODA0NzItaW1hZ2UuanBn.jpg)
Silver cholla (Cylindropuntia echinocarpa)
Silver cholla (Cylindropuntia echinocarpa)
NPS/Brad Sutton. Original public domain image from Flickr
Public DomainFree CC0 image for Personal and Business use