Cynareae
Thistle Tribe Aster Family
The Thistle tribe contains many brightly colored spiny species.
| Centaurea | biebersteinii Spotted Knapweed |
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| Knapweeds are considered invasive species throughout much of the southwest. | ||||
| Cirsium | undulatum Wavyleaf Thistle |
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| Thistles comprise the genera of Cirsium and Carduus. | ||||
| Arctium | minus Common Burdock |
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| Burdocks are large plants with burry fruits. | ||||
| Carduus | nutans Musk Thistle |
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