''Squamarina'' is a

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...

lichen A lichen ( , ) is a composite organism that arises from algae or cyanobacteria living among filaments of multiple fungi species in a mutualistic relationship.Stereocaulaceae The Stereocaulaceae are a family of lichen-forming fungi in the order Lecanorales. It contains five genera. Species of this family are widely distributed in temperate boreal and austral regions. Genera *'' Hertelidea'' – 6 spp. *''Lepraria' ...

, although it has recently been suggested that it may belong in the family

Ramalinaceae The Ramalinaceae are a family of lichenized fungi in the order Lecanorales. The family name is synonymous with the name ''Bacidiaceae''. Species of this family have a widespread distribution. Genera *''Aciculopsora'' *''Adelolecia'' *'' Arthro ...

.Ekman, Stefan, Heidi L. Andersen, and Mats Wedin. 2008. The limitations of ancestral state reconstruction and the evolution of the ascus in the Lecanorales (lichenized Ascomycota). Systematic Biology 57(1): 141–156. They form patches of radiating lobes or overlapping scales, with a well-developed upper cortex and no lower cortex. They grow on

calcareous Calcareous () is an adjective meaning "mostly or partly composed of calcium carbonate", in other words, containing lime or being chalky. The term is used in a wide variety of scientific disciplines. In zoology ''Calcareous'' is used as an adje ...

soil and rocks. ''

Squamarina lentigera ''Squamarina'' is a genus of lichens in the family Stereocaulaceae, although it has recently been suggested that it may belong in the family Ramalinaceae.Ekman, Stefan, Heidi L. Andersen, and Mats Wedin. 2008. The limitations of ancestral state r ...

'' can be used to make a yellow

dye A dye is a colored substance that chemically bonds to the substrate to which it is being applied. This distinguishes dyes from pigments which do not chemically bind to the material they color. Dye is generally applied in an aqueous solution an ...

References

Stereocaulaceae Lichen genera Lecanorales genera Taxa described in 1958 Taxa named by Josef Poelt {{Lecanorales-stub