Photo: Xanthium spinosum 2.

Spiny seed. Marburg bot.g., Germany. Planted. 2006-10-02.
Xanthium spinosum L. Engl.: spiny cockleburr, spiny clot burr, spiny clot-bur. Deu.: Dornige Spitzklette. Span.: abrojo, amor seco. Bot. syn.: Acanthoxanthium spinosum (L.) Fourr.
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Photo: Xanthium spinosum 2.