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Mainly found in Africa, but starting to spread worldwide. Large tuberous roots are the part used medicinally for arthritis, rheumatism, fever, sore muscles, lower back pain, knee and hip pain, cleanse the lymph system, remove toxins from the blood, promotes secretion of stomach acid. Also used for gallbladder, kidney, menopause. Name comes from the scary evil alien shape of hooked fruit. Do not consume if take Warfarin or have gallstones or stomach ulcers.