Definition: The term "cladoniaceae" refers to a group of flowering plants that belong to the clade Cladonia. This group includes species from the family Cladoniaceae, which comprises about 10 genera and over 2,500 species in the world's known flora. These plants are characterized by their distinctive leaves with leaflets (lobes) arranged in a spiral pattern, which is known as the "clade". The clade Cladonia was