 | 1959-19. Tar rot fungus on fallen maple leaves, Rhytisma acerinum mushroom, in Sosnovka Park. Saint Petersburg, Russia, October 31, 2016Similar picturesSmall thumbnails | Use large thumbnails | View as slideshow |
| 1959-19. Tar rot fungus on fallen maple leaves, Rhytisma acerinum mushroom, in Sosnovka Park. Saint Petersburg, Russia, October 31, 2016Similar picturesSmall thumbnails | Use large thumbnails | View as slideshow |
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