bright yellow celandine poppy, on a green leafy background. stylophorum diphyllum are beautiful wildflowers

america american background beautiful beauty bloom blooming blossom botany bright bud celandine chelidonium closeup color colorful diphyllum flora floral flower fresh garden green herb herbal illinois leaf left medicine midwest native natural nature north outdoor perennial petal plant poppy season spring stamen stylophorum summer wallpaper wild wildflower wood woods yellow