The document discusses the cardoon plant, which resembles celery and has artichoke-like flowers. It is closely related to the artichoke. Cardoons are native to the Mediterranean region of Europe. The leaf ribs can be eaten boiled, fried, or raw. Preparing cardoons involves trimming and soaking them to prevent discoloration. Cardoons are high in fiber, potassium, and magnesium and can provide nutritional benefits.