Isodendrion is a plant genus in the family Violaceae. It includes four species native to the Hawaiian Islands.
Species Plants of the World Online accepts four species. More detailed phylogeny is provided in two papers from 2014 and 2018.Wahlert, G. A., Marcussen, T., de Paula-Souza, J., Feng, M., & Ballard, H. E. (2014). A phylogeny of the Violaceae (Malpighiales) inferred from plastid DNA sequences: implications for generic diversity and intrafamilial classification. Systematic Botany, 39(1), 239-252.Price, J. P., & Wagner, W. L. (2018). Origins of the Hawaiian flora: Phylogenies and biogeography reveal patterns of long‐distance dispersal. Journal of systematics and evolution, 56(6), 600-620. Isodendrion hosakae Isodendrion laurifolium Isodendrion longifolium Isodendrion pyrifolium
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