 | 2907-16. Flower head of musk thistle (Carduus nutans) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 13, 2021Similar picturesSmall thumbnails | Use large thumbnails | View as slideshow |
| 2907-16. Flower head of musk thistle (Carduus nutans) in Washington-on-the-Brazos State Historic Site. Washington, Texas, April 13, 2021Similar picturesSmall thumbnails | Use large thumbnails | View as slideshow |
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