Star Rosette Lichen

Physcia stellaris

Summary 2

Physcia stellaris is a species of lichen. It is pale grey, but darker in the centre, and lacks isidia, lobules, soredia and pruina. It tests negative with potassium hydroxide.

Sources and Credits

  1. (c) Tatiana Bulyonkova, some rights reserved (CC BY-NC-SA), http://www.flickr.com/photos/ressaure/4457481211/
  2. (c) Wikipedia, some rights reserved (CC BY-SA), http://en.wikipedia.org/wiki/Physcia_stellaris

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