Canada thistle
Cirsium arvense (L.) Scop.

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  1. Descriptor:           

    Flower(s) (2)
    Infestation (1)
    Plant(s) (1)

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Field (3)
Laboratory (1)

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Remove Filters: Joseph M. DiTomaso(X)

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Image Descriptor Description
5374382 Plant(s) young sprout from rhizome
5374380 Flower(s) female flowers
5374381 Flower(s) male flowers
5374379 Infestation male plants on left and female on right

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