Categories blue & purple flowers | Chelidonium majus “Pleniflorus” Chelidonium majus “Pleniflorus” Common name(s): Greater Celandine, Tetterwort Synonyme(s): N/A Family: Papaveraceae Origin: none, “Pleniflorus” is a cultivar. Chelidonium majus is native from Europe to Northern Africa and Asia. More infos: Greater Celandine can be grown on sunny to shaded places. USDA zone 4. Related plants:Chelidonium majus Chelidonium majus “Laciniatum” Eschscholzia californica Eschscholzia californica “Alba” Glaucium flavum Papaver argemone Papaver dubium Papaver rhoeas Papaver somniferum cv.