Bull Thistle (Circium vulgare)
Composite (Compositae) Family


Imagine you are an animal grazing in a pasture. When you get near bull thistle your mouth, gums and face get poked with their long spines, not much fun to eat. Here is a pasture that has been grazed but for the bull thistle:

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Seedlings appear:

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As time goes on the seedling forms a rosette, the first part of its biennial life cycle:

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Leaves are spiny, with the leaf base extending down the stem, a winged appearance:

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The spines on each side of the leaf line up in a row:

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Flowers are very beautiful:

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My old pet goat Daisy looks on warily at the tall mature flowering bull thistle plant:

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