gerold’s thornless euphorbia geroldii, crown of thorns or wolfsmilch

gerolds thornless euphorbia geroldii crown thorns or wolfsmilch arizona background beautiful blossom botanical botany cactaceae cacti cute decoration decorative desert doodle drawing drawn engrave engraving exotic flora floral flower garden green growth hipster houseplant mexican natural nature object ornament pastel pattern pink plant pot prickly retro shape sketch spines succulent succulents summer thorn tropical wallpaper west white wild