S. cartilaginea S. gypsacea S. haysomii S. lentigera S. palmyrensis Squamarina is a genus of lichens in the family Stereocaulaceae.

[1] They form patches of radiating lobes or overlapping scales (squamules), with a well-developed upper cortex and no lower cortex.

[2] They grow on calcareous soil and rocks.

[2] Squamarina lentigera can be used to make a yellow dye.

[3] Genus Squamarina was circumscribed by the lichenologist Josef Poelt in 1958, with Squamarina gypsacea assigned as the type species.