A new variety of the species Auricularia polytricha,i.e.Auricula- ria polyptricha var.argentea D.Z.Zhao et C.J.Wang from Hebei in China was described in this paper.The sporophore is pure white on dead wood of Ulmus. Through five years and three generations domesticating cultivation,it was proved that all the desirable charaters of this new variety were stable,namely,its beautiful appearance with the pure white color,big and thick fruit bodies,tolerance to high temperatures,resistance to high trichoderma contaminations,high biological effici- ency,nutritious,and good taste.
