 | 2456-21. Carolina shield lichen (Canoparmelia caroliniana) on Lone Star Hiking Trail near Pole Creek in Sam Houston National Forest. Richards, Texas, March 1, 2019Similar picturesSmall thumbnails | Use large thumbnails | View as slideshow |
| 2456-21. Carolina shield lichen (Canoparmelia caroliniana) on Lone Star Hiking Trail near Pole Creek in Sam Houston National Forest. Richards, Texas, March 1, 2019Similar picturesSmall thumbnails | Use large thumbnails | View as slideshow |
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