Genus Filago, also known as cotton rose or cotton thistle, is a type of small flowering plant that belongs to the family Asteraceae. This genus has several synonyms that are commonly used, including Gnaphalium, Milleria, Helichrysum, and Filaginella. These synonyms are used to refer to different species within the same genus or to describe the plant's characteristics, such as its woolly appearance or its dry, papery leaves. Some species within the genus have medicinal properties and can be used to treat respiratory ailments and skin conditions. Overall, Genus Filago and its synonyms encompass a diverse group of plants that are both beautiful and useful.