Plumbago flower sticker overlay design element https://www.rawpixel.com/image/2399056/free-illustration-png-blue-flower-stickerView licensePlumbago flower png botanical illustration, remixed from artworks by Pierre-Joseph Redouté https://www.rawpixel.com/image/2399273/free-illustration-png-blue-flowers-pierre-joseph-redouteView license