Objective: To screen out low cadmium accumulated medicinal plant varieties in different heavy metal cadmium contaminated areas. Method: Using field screening experiments and variance analysis methods. Results: Cadmium content of Cheqian (plantain), Xiakucao (Prunella), Yiyi (Coix), Jueming (cassia), Baiblandon (white lentilsthe) in heavily polluted area are less than 0.3 mg/kg; cadmium content of Bohe (peppermint), Cheqian (plantain), Xiakucao (Prunella), Jiegeng (Platycodon root), Yiyi (Coix), Heizhima(black sesame), B...