Flowering plants (angiosperms) are grown in gardens for their beauty and their fragrant aromas. They and their relatives can also be grown for food. Myriad flowering plant types are grown in the world’s gardens. Most popular flowering garden plants are in the rose family (Rosaceae, about three thousand species) and the lily family (Liliaceae, about forty five hundred species), which together make up a wide variety of herbs, bushes, and trees. Also quite popular are members of the iris family, Iridaceae, which includes crocuses. Lilies and irises belong to the order Liliales (about eight thousand species) of herbaceous flowering plants. Other well known plants of this order are tulips, daffodils, and hyacinths.
Roses and Lilies
The most popular garden plants are roses and lilies. Rose is the common name for members of the family Rosaceae, a family of one hundred genera and three thousand species. Included are important fruit and ornamental species, including the familiar genus Rosa.