Rosemary is also known as the dew of the ocean. It is an evergreen shrub with an upright plant and gray-green, narrow, pointed leaves that emit a pine scent. It has been regarded as a memory-enhancing herb since ancient times. Small light blue flowers bloom in spring and summer. Rosemary is native to the Mediterranean coast. It is an evergreen shrub that blooms small blue flowers in summer, which look like small water droplets. Therefore, rosmarinus means "dew of the sea" in Latin. Rosemary also symbolizes loyalty, so in European weddings it is common for brides to use rosemary as an accessory to tell the world about her unswerving love. Its English name evolved from the two Latin words "ros and marinus", which means "morning dew of the sea". According to an ancient legend, rosemary flowers were originally white. On the way to Egypt when the Virgin Mary fled to Egypt with the Baby Jesus, the Virgin Mary hung her robe on the rosemary tree. Later, the rosemary flowers turned blue. On his way out of Judea to Egypt, Jesus dried his laundry on rosemary, which was endowed with many medicinal properties. Religious legends have deepened the sacred power of rosemary. In Europe, rosemary is widely planted around churches, and believers regard it as a sacred offering. Therefore, rosemary is also called: "The Virgin Mary's Rose." Shakespeare wrote in his play: "Rosemary is to help memory, dear, please remember." An old British proverb: Where the scent of rosemary is floating, the housewife is in charge. The genus Rosemary in the Lamiaceae family includes two species of evergreen shrubs. They are native to the Mediterranean region and are a symbol of holiness. The leaves are opposite, narrow and elongated, with recurved edges, gray-green, without petioles, and racemes with white flowers. Colors such as ＼blue＼pink＼red＼lavender. Rosemary, Latin scientific name (Rosmarinus officinalis), is a shrub of the Lamiaceae family. It likes warm climates and is native to Europe and the Mediterranean coast of northern Africa. It was introduced to China as far back as the Cao Wei period. Nowadays it is occasionally used in gardens. Antioxidants and rosemary essential oil with excellent antioxidant properties can be extracted from rosemary flowers and leaves. Rosemary Antioxidants. It is widely used in the preservation of medicine, fried foods, oil-rich foods and various oils and fats; while rosemary essence is used in daily chemical industries such as spices, air fresheners, ant repellents, sterilization, and insecticides.