Ptelea Trifoliata (Common Hoptree) enlarged 6 times from Urformen der Kunst (1928) by Karl Blossfeldt. Original from The… https://www.rawpixel.com/image/2212313/karl-blossfeldt-macrophotographyFree Image from public domain licensePtelea Trifoliata (Common Hoptree) enlarged 6 times https://www.rawpixel.com/image/2212330/vintage-close-flower-photographView license