Utricularia subg. Polypompholyx is a subgenus in the genus Utricularia. Polypompholyx is supported as the sister group to the clade of subgenera Utricularia and Bivalvaria.Silva S.R., Gibson R., Adamec L., Domínguez Y., Miranda V.F.O.. (2018) Molecular phylogeny of bladderworts: A wide approach of Utricularia (Lentibulariaceae) species relationships based on six plastidial and nuclear DNA sequences, Molecular Phylogenetics and Evolution, Volume 118, Pages 244-264, . Within the genus Utricularia, Polypompholyx's sections Polypompholyx, Tridentaria, and Pleiochasia are the most primitive due to their tricolporate pollen type.
See also List of Utricularia species Utricularia
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