 | 3334-26. Close-up of some black and greenish scaly lichen on sandstone rocks in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 28, 2023Similar picturesSmall thumbnails | Use large thumbnails | View as slideshow |
| 3334-26. Close-up of some black and greenish scaly lichen on sandstone rocks in Washington-on-the-Brazos State Historic Site. Washington, Texas, January 28, 2023Similar picturesSmall thumbnails | Use large thumbnails | View as slideshow |
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