 | 2666-23. Pine needles with rust fungus Coleosporium asterum on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020Similar picturesSmall thumbnails | Use large thumbnails | View as slideshow |
| 2666-23. Pine needles with rust fungus Coleosporium asterum on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020Similar picturesSmall thumbnails | Use large thumbnails | View as slideshow |
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