Athyrium yokoscense
 Athyrium yokoscense also known as Hebino-negoza in Japanese is a species of fern in the family Athyriaceae. These tough plants live primarily in and around mine sites and thrive in soils contaminated with high concentrations of heavy metals such as zinc cadmium lead and copper. A. yokoscense is indigenous to Japan Korea eastern Siberia and northeastern China and has been known for centuries to tolerate phytotoxic mining sites.