The majority of the cynarine found in artichoke is located in the pulp of the leaves, though dried leaves and stems of artichoke also contain it. Cynarine is a chemical constituent in Cynara. The total antioxidant capacity of artichoke flower heads is one of the highest reported for vegetables. These are inedible in older, larger flowers.Īrtichoke contains the bioactive agents apigenin and luteolin. The edible portions of the buds consist primarily of the fleshy lower portions of the involucral bracts and the base, known as the heart the mass of immature florets in the center of the bud is called the choke or beard.
The flowers develop in a large head from an edible bud about 8–15 cm (3–6 in) diameter with numerous triangular scales the individual florets are purple. This vegetable grows to 1.4–2 m (4 ft 7 in – 6 ft 7 in) tall, with arching, deeply lobed, silvery, glaucous-green leaves 50–83 cm ( 19 + 1⁄ 2– 32 + 1⁄ 2 in) long.
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