Nymphaea subg. Nymphaea is a subgenus of the genus Nymphaea.
Description
Vegetative characteristics Species of Nymphaea subg. Nymphaea have horizontal or vertical rhizomes. The leaf margins are entire, sinuate or crenate, but never dentate. Generative characteristics The diurnal flowers float on the water surface. The outer stamens have petaloid filaments.Wood, Carroll E. (1959). The Genera of the Nymphaeaceae and Ceratophyllaceae in the Southeastern United States. Journal of the Arnold Arboretum, 40, 94–112. Retrieved from https://www.biodiversitylibrary.org/part/324659 The stamens do not have a sterile appendage at the apex. The carpellary styles are ligulate. The petals are predominantly white, but pink, red, and yellow colouration occurs as well. The large seeds have a smooth surface.
Taxonomy The subgenus Nymphaea subg. Nymphaea is an autonym.Nymphaea subg. Nymphaea. (n.d.). The Australian National Species List (auNSL). Retrieved December 3, 2024, from https://biodiversity.org.au/nsl/services/rest/name/apni/212035 The type species is Nymphaea alba L.null. Nymphaea subg. Nymphaea, in (ed.), Flora of Australia. Australian Biological Resources Study, Department of Climate Change, Energy, the Environment and Water: Canberra. https://profiles.ala.org.au/opus/foa/profile/Nymphaea%20subg.%20Nymphaea [Date Accessed: 24 January 2024] Sections It is divided into three sections: Nymphaea sect. Chamaenymphaea (Planch.) Wiersema Nymphaea sect. Nymphaea (autonym) Nymphaea sect. Xanthantha (Casp.) Wiersema
Species
Nymphaea alba Löhne, C., Yoo, M. J., Borsch, T., Wiersema, J., Wilde, V., Bell, C. D., ... & Soltis, P. S. (2008). Biogeography of Nymphaeales: extant patterns and historical events. Taxon, 57(4), 1123-19E. Nymphaea alba subsp. occidentalis (Ostenf.) Hyl. Nymphaea × borealis Nymphaea candida Nymphaea × helvola Nymphaea × khurooi Nymphaea × laydekeri Nymphaea leibergii Nymphaea loriana Nymphaea × marliacea USDA, Agricultural Research Service, National Plant Germplasm System. 2025. Germplasm Resources Information Network (GRIN Taxonomy). National Germplasm Resources Laboratory, Beltsville, Maryland. URL: https://npgsweb.ars-grin.gov/gringlobal/taxon/taxonomydetail?id=508109. Accessed 4 June 2025. Nymphaea mexicana Nymphaea odorata Nymphaea pygmaea Nymphaea × sundvikii Nymphaea tetragona Nymphaea × thiona
Distribution Nymphaea subg. Nymphaea occurs in the temperate regions of the Northern Hemisphere.Borsch, T., Hilu, K. W., Wiersema, J. H., Löhne, C., Barthlott, W., & Wilde, V. (2007). "Phylogeny of Nymphaea (Nymphaeaceae): evidence from substitutions and microstructural changes in the chloroplast trnT-trnF region." International Journal of Plant Sciences, 168(5), 639-671.Flora of New Zealand | Taxon Profile | Nymphaea. (n.d.). Retrieved February 3, 2024, from https://www.nzflora.info/factsheet/taxon/Nymphaea.html
References