Rothrock's Knapweed (Plectocephalus rothrockii (Greenm.) D.J.N.Hind)
Also classified as Centaurea rothrockii Greenm..
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↑Range - Expand
| Legend | Color |
| Native | |
| Native or Not Present |
This tentative map is based on our own research. It may have limited data on Canada and/or Mexico, and there is some subjectivity in our assignment of plants as introduced vs. expanded. Read more in this blog post.
