Trebouxiaceae
Trebouxiaceae is a family of green algae in the order Trebouxiales. Many species of Trebouxiaceae are found as symbionts associated with terrestrial lichens, although some genera are also found free-living.
Trebouxiaceae include some of the most well-known, widespread and species-rich lineages that are symbiotic with lichens.
Phylogenetic relationships: