hoary cobblestone lichen

Acarospora strigata

Summary 1

Acarospora strigata is an areolate to verruculous crustose lichen that grows on rock around the world, in full sun or shade, and in mesic to arid habitats.:220 It is brown but may appear white or pale gray if it is covered in a pruina.:220 The lichen is common in southwestern deserts of North America.

Sources and Credits

  1. (c) Wikipedia, some rights reserved (CC BY-SA), http://en.wikipedia.org/wiki/Acarospora_strigata

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