Trebouxiaceae is a family of

green algae The green algae (: green alga) are a group of chlorophyll-containing autotrophic eukaryotes consisting of the phylum Prasinodermophyta and its unnamed sister group that contains the Chlorophyta and Charophyta/ Streptophyta. The land plants ...

in the order

Trebouxiales The Trebouxiales are an order (biology), order of green algae in the Class (biology), class Trebouxiophyceae. References

Trebouxiales, Chlorophyta orders {{green algae-stub ...

. Many species of Trebouxiaceae are found as

symbiont Symbiosis (Ancient Greek : living with, companionship < : together; and ''bíōsis'': living) is any type of a close and long-term biological interaction, between two organisms of different species. The two organisms, termed symbionts, can fo ...

s associated with terrestrial

lichen A lichen ( , ) is a hybrid colony (biology), colony of algae or cyanobacteria living symbiotically among hypha, filaments of multiple fungus species, along with yeasts and bacteria embedded in the cortex or "skin", in a mutualism (biology), m ...

s, 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:

References

Trebouxiophyceae families Trebouxiales {{green algae-stub