Paeonia delavayi var. lutea Family: Paeoniacaeae Common Name(s): yellow tree peony Grown by: Kristin Yanker-Hansen, Danville Etymology Paeonia = Greek paionia, probably from Paion, the physicial of the gods, who was the discoverer of its medicinal properties. delavayi = for Pierre Jean Marie DeLavay 183895, a French Jesuit priest sent to China, who collected plants instead of souls lutea = yellow This spring-blooming shrub, just a stick in winter, grows with water in sun to part shade. Photo by Steve Morse