Yellowspined Thistle
Yellowspined Thistle
 
Family
Sunflower (Compisitae)
Species
Circium ochrocentrum
Habitat
Roadsides and clearings, dry, sandy or gravelly soil
Blooms
May-October
Height
To 4.5'
Elevation
To 6,000'
Comments
Native to North America, but an invasive, noxious weed.
 


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