 | 2512-25. Rock foam lichen (Stereocaulon saxatile)(?) on a rough surface of a granite stone in Kannelyarvi, 45 miles north from Saint Petersburg. Russia, May 25, 2019Similar picturesSmall thumbnails | Use large thumbnails | View as slideshow |
| 2512-25. Rock foam lichen (Stereocaulon saxatile)(?) on a rough surface of a granite stone in Kannelyarvi, 45 miles north from Saint Petersburg. Russia, May 25, 2019Similar picturesSmall thumbnails | Use large thumbnails | View as slideshow |
                                                                                                                                                                                                                                                         |