 | 2918-15. Reddish Graphis lichen on a tree on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, April 24, 2021Similar picturesSmall thumbnails | Use large thumbnails | View as slideshow |
| 2918-15. Reddish Graphis lichen on a tree on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, April 24, 2021Similar picturesSmall thumbnails | Use large thumbnails | View as slideshow |
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