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Popular traits
96 plume thistles species
Cirsium viperinum
Cirsium mollissimum
Cirsium coahuilense
Cirsium quercetorum
Cirsium arizonicum
Cirsium crassicaule
Cirsium douglasii
Cirsium mohavense
Cirsium ochrocentrum
Cirsium rhothophilum
Cirsium texanum
Cirsium carolinianum
Cirsium oleraceum
Cirsium barnebyi
Cirsium calcareum
Cirsium centaureae
Cirsium clavatum
Cirsium engelmannii
Cirsium gilense
Cirsium grahamii
Cirsium joannae
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