Hydrophyllum capitatum Hydrophyllum fendleri Hydrophyllum macrophyllum Hydrophyllum virginianum Hydrophyllum brownei Hydrophyllum alpestre Hydrophyllum tenuipes Hydrophyllum appendiculatum Hydrophyllum canadense Hydrophyllum occidentale
Decemium
Taxonomic data from World Flora Online, accessed June 20, 2024