Crataegus, commonly known as hawthorn, is a genus of shrubs and small trees in the family Rosaceae. These plants are characterized by their thorny branches, white or pink flowers, and small red or yellow fruits called haws. They are often found in temperate regions and are valued for their ornamental beauty and ecological benefits, such as providing habitat for wildlife. Hawthorn is also recognized for its medicinal properties, particularly in traditional herbal medicine. Extracts from the leaves, flowers, and berries are used to support heart health and improve circulation. Additionally, Crataegus species are often used in landscaping and as hedges due to their dense growth and ability to thrive in various soil types.