Pieris japonica, the Japanese andromeda, Japanese pieris, or Dwarf Lilly-of-the-Valley Shrub is a plant in the heather family, Ericaceae. It is native to eastern China, Taiwan, and Japan where it grows in mountain thickets.
Pieris japonica is a shrub or a small tree (1–4 metres or 3.3–13.1 feet tall, occasionally up to 10 metres) with alternate, simple leaves on brittle stems. The flowers are white and borne in early spring. The plant is poisonous if consumed by people or animals.