Nymphaea sect. Nymphaea is a section within the subgenus Nymphaea subg. Nymphaea of the genus NymphaeaUSDA, Agricultural Research Service, National Plant Germplasm System. 2024. Germplasm Resources Information Network (GRIN Taxonomy). National Germplasm Resources Laboratory, Beltsville, Maryland. URL: https://npgsweb.ars-grin.gov/gringlobal/taxon/taxonomygenus?type=section&id=18693. Accessed 4 December 2024.Naito, H., Kato, S., Shutoh, K., & Shiga, T. (2024). Morphological and phylogenetic analyses reveal the taxonomic distinctiveness between Nymphaea pygmaea and N. tetragona (Nymphaeaceae). native to North America and Europe.
Description
Vegetative characteristics The rhizomes are branching. Generative characteristics The widest point of the filaments is below the middle.Wiersema, J. H. (1996). Nymphaea tetragona and Nymphaea leibergii (Nymphaeaceae): two species of diminutive water-lilies in North America. Brittonia, 48, 520-531.
Taxonomy It may be paraphyletic to Nymphaea sect. Chamaenymphaea. Species Nymphaea alba 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. Nymphaea alba subsp. occidentalis (Ostenf.) Hyl. Nymphaea × borealis Nymphaea candida Nymphaea odorata Borsch, T., Wiersema, J. H., Hellquist, C. B., Löhne, C., & Govers, K. (2014). Speciation in North American water lilies: evidence for the hybrid origin of the newly discovered Canadian endemic Nymphaea loriana sp. nov.(Nymphaeaceae) in a past contact zone. Botany, 92(12), 867-882. Nymphaea odorata subsp. tuberosa
Distribution Its species occur in North America and Europe.
References