A gentleman among flowers is an orchid. Orchids are precious ornamental plants. At present, there are more than 700 genera and more than 20000 species in the world, and many new varieties are cultivated every year. According to ecological habits, orchids are mainly divided into three categories: terrestrial orchids, aerial orchids and saprophytic orchids. Since most varieties of terrestrial orchids originate in China, they are also called Chinese orchids and are listed as the top ten famous flowers in China. Chinese orchids are mainly divided into five categories: spring orchid, hybrid orchid, Jianlan, Hanlan, and Cymbidium, with thousands of gardening varieties. Ancient literati often wrote poems
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