Lilies are plants that are prized for their beautiful and fragrant flowers. There are about 100 species of true lily. They belong to a much bigger plant group called the lily family, which contains about 4,000 species. The lily family includes tulips, hyacinths, and the onion. Water lilies are not part of the lily family.
Most true lily plants are about 30 to 120 centimeters tall. They have narrow leaves. The flowers can be shaped like trumpets, funnels, tubes, or bowls. They can be any of a variety of colors.
The water lily, yellow water lily, lotus, and several other aquatic plants are about 60 species of aquatic herbs. These plants occur in shallow, fresh waterbodies and the usual habitats of these plants are ponds and shallow water around lake edges. The leaves are simple, glossy, dark-green and float on the water surface. In most species, the flowers open at dawn, and close at dusk for the night.