Picture of the Day

Lichen

January 27, 2021   ―-  Archive

License: Creative Commons Attribution 4.0 International License.

Here is yellow lichen growing vertically on rock at Button Rock Preserve in the foothills of Boulder County, Colorado. This lichen appears to be a member of the species Pleopsidium flavum, a lichen that grows in western North America at high altitudes on felsic rock. This picture was taken on January 22, 2021.

Equipment used: Canon EOS Rebel T5i with a standard zoom lens (EF-S 18-55 mm).

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Authors: Richard Hollos and Stefan Hollos