Geyser Sludge or Colorado Rock Frog (Xanthoparmelia coloradoensis)
Geyser Sludge or Colorado Rock Frog (Xanthoparmelia coloradoensis) (in the Parmeliaceae Family) is trickier to identify with the naked eye, but can be distinguished by its loose attachment to its substrate, broad lobes, and pale grey color. X. coloradoensis grows on...
Rim Lichen (Lecanora muralis)
Rim Lichen (Lecanora muralis), (Lecanoraceae Family) is one of the most common crustose, saxicolous lichens in Colorado. Unlike L. garovaglii, the thallus of L. muralis is distinctly crustose to its rock substrate. While its appearance is variable- L. muralis...
Carovagl’s Rim Lichen (Lecanora garovaglii)
Carovagl’s Rim Lichen (Lecanora garovaglii) is a crustose to foliose lichen (in Lecanoraceae Family) is denoted by elongated lobes that fold near the margins, giving it a somewhat puffy appearance. While the thallus of L. garovaglii is typically a gray-white color,...