[4] The diurnal flowers extend above the water surface.

[4] The seeds are smaller than those of Nymphaea subg.

[5] It was published by Surrey Wilfrid Laurance Jacobs in 2007.

[1][6] The type species is Nymphaea violacea Lehm.

[1][2][3] The name of the subgenus Confluentes refers to the gradual transition of the petals into stamens.