2. Spore cabbage, alias Brussels sprouts, Brassica oleracea, a biennial herb of Brassica in Cruciferae, is a variety in which axillary buds can form lobules. Originated in the Mediterranean coast, it is one of the most important vegetables in Europe and North America since the 19th and 20th centuries, with a small amount of cultivation in Taiwan Province Province, China. The content of protein in the lobules of Brussels sprouts is very high, ranking first among cabbage vegetables, and the contents of vitamin C and trace element selenium are also high. Spore cabbage was introduced and planted in China at the end of 20th century, making it a fashionable vegetable. Spore cabbage can be rich in vitamins and trace elements, but also rich in minerals, which is good for promoting metabolism.