Genus Scleranthus is a plant group that belongs to the Caryophyllaceae family. This plant group is characterized by its small and delicate flowers that bloom in shades of white, pink, and green. The common names for Genus Scleranthus include Knawel, Knawelweed, and Starwort. In different countries and regions, it takes its name from the unique characteristic of each variety. For instance, in Europe, it is called Hard-Leaved Knawel, while in North America, it is known as Knotweed. Other synonyms for this plant group include Knaawel, Nailwort, and Moss Campion. Regardless of how it is called, Genus Scleranthus is an exceptional plant with a lot of diversity and adaptability.