Musk_thistle.jpg
Summary
Description Musk thistle.jpg | Carduus nutans |
Source | U.S. National Park Service, PCA Alien Plant Working Group: Carduus nutans L. |
Author | Susan Ross, Great Smoky Mountains National Park, Gatlinburg, TN |
Licensing
Public domain Public domain false false |
This image or media file contains material based on a work of a National Park Service employee, created as part of that person's official duties. As a work of the U.S. federal government , such work is in the public domain in the United States. See the NPS website and NPS copyright policy for more information. |