 | 2738-09. Common ragweed (Ambrosia artemisiifolia) on Forest Service Road 203 in Sam Houston National Forest. Texas, July 12, 2020Similar picturesSmall thumbnails | Use large thumbnails | View as slideshow |
| 2738-09. Common ragweed (Ambrosia artemisiifolia) on Forest Service Road 203 in Sam Houston National Forest. Texas, July 12, 2020Similar picturesSmall thumbnails | Use large thumbnails | View as slideshow |
                                                                                                                                                                                                                                                         |