 | 2619-09. Medallion lichen (Dirinaria confusa) on bark of hackberry tree in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 28, 2019Similar picturesSmall thumbnails | Use large thumbnails | View as slideshow |
| 2619-09. Medallion lichen (Dirinaria confusa) on bark of hackberry tree in Washington-on-the-Brazos State Historic Site. Washington, Texas, December 28, 2019Similar picturesSmall thumbnails | Use large thumbnails | View as slideshow |
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