Semen Nelumbinis. Part used: Seed. Known as Lotus Seed. Entering meridians: Heart, Kidney and Spleen. Lian Zi tonifies the spleen, astringes diarrhea, tonifies the kidneys, astringes Jing, nourishes the heart and calms the spirit. All Phoenix Medical dry authentic herbs and concentrated herbal granules are free of sulphur, herbicides and pesticides.