Cotton thistle

Onopordum acanthium

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Thistle - If your answer is NO. Answer to the fifth of the thirty questions part of the  Twijfel Zaaien/Raising Doubts  project. De Bolderik

The flowering plant is cardiotonic. It is used in some proprietary heart medicines. The juice of the plant has been used with good effect in the treatment of cancers and ulcers. A decoction of the root is astringent. It is used to diminish discharges from mucous membranes. Source: https://pfaf.org/