images of plants, in nature or specimens, of family Nymphaeaceae (true water lilies, compare Menyanthaceae). Nymphaea lotus is the largest species and has distinctive dentate leaf margins. N. maculata and N. micrantha are smaller; N. maculata has roughly circular leaves, while N. micrantha has more oval-shaped leaves and usually a tuft of hairs on top of the leaf next to the stem axis.