#hyperaccumulator
- Silver alyssum — A perennial herbaceous plant species belonging to the genus Alyssum, native to southern Europe, characterized by stems that are woody at the base, leaves covered with stellate hairs giving them a grayish-silver appearance, and golden-yellow flowers; a notable nickel hyperaccumulator. This structural taxon is extensively studied in phytoextraction and bioremediation due to its exceptional ability to absorb and store heavy metals from contaminated or serpentinitic soils.