Bull Thistle

Cirsium vulgare (Asteraceae)

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Form: Herbaceous, biennial, stems up to 6 feet high.

Origins: Introduced

Identifying Features: Purple flower, resembling a man's shaving brush. Leaves are spiny and stems contain several flowerheads.

Trivial Facts: Scotland's national emblem, can be used in salads or cooked after removing the spines.