https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/8729898
Beavertail cactus (Opuntia basilaris var. basilaris)
NPS / Brad Sutton
A close-up of the cactus's wavy surface texture. Original public domain image from Flickr
Public DomainFree CC0 image for Personal and Business use