Pontederia subg. Oshunae M.Pell. & C.N.Horn. A–B habit: A dense population of the pink-flowered form B detail of a population, showing the free-floating rosettes, stolons and inflated petioles C–D petiolate leaves: C blade D detail of a young leaf showing its blade enclosing the inflated petiole of the presiding leaf E–G inflorescence: E young inflorescence of a lilac-flowered form F inflorescence of a lilac-flowered form at anthesis G inflorescence of a pink-flowered form at anthesis H–J flowers: H oblique view of a lilac flower I detail of the nectar guide J detail of the androecium and gynoecium showing the glandular hairs. All photos of P. crassipes Mart.; A by C. Willig & L. Nusbaumer B by O. Gaubert C by K. Pritchard & S.A. Harris, D–F, H–I by R. Aguilar and G by M.O.O. Pellegrini.

  Part of: Pellegrini MOO, Horn CN, Almeida RF (2018) Total evidence phylogeny of Pontederiaceae (Commelinales) sheds light on the necessity of its recircumscription and synopsis of Pontederia L. PhytoKeys 108: 25-83. https://doi.org/10.3897/phytokeys.108.27652