Photo of California poppy buds with conical green calyces partially falling off the buds like little green hats. Scott Zona CC BY-NC 2.0.

Bonus #poppy post: Who doesn’t love the adorable way the calyx falls off a California poppy flower? Eschscholzia californica. #Papaveraceae #Papaveroideae #Botany #PlantScience 🌾🧪

Photo of a stand of colorful poppy flowers. Stems are hairy, petals are wrinkled, and stamens are yellow.

Close-up photo of two pink poppies. Petals are wrinkled.

Oreomecon nudicaulis (formerly, Papaver n., Iceland poppy) has naked scapes arising from basal rosettes of leaves. They are herbaceous perennials widely grown for their crepe-paper flowers. I love them. ❤️ #Papaveraceae #poppy #Papaveroideae #Botany #PlantScience 🌾🧪

Photo of a plant with tight clusters of gray-green leaves and a dozen or so long-stemmed pale yellow flowers rising above the foliage.

Eschscholzia is a genus of 15 spp, of which E. californica (California #poppy) is best known, but check out the dainty, less strident flowers of Eschscholzia caespitosa of western North America. #Papaveraceae #Papaveroideae #Botany #PlantScience 🌾🧪