Purple Starthistle
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Centaurea calcitrapa |
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Family Name: |
Asteraceae |
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Class: | A | |
Other Names: | ||
Why is it a noxious weed? |
Similar to yellow starthistle, this is an aggressive Centaurea, which is a major problem on annual rangelands in the San Francisco Bay area. |
More Information:
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Visit Washington State Noxious Weed Control Board Here
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