Figure 5 from: Pellegrini MOO, Horn CN (2017) Two peculiar new species of Heteranthera Ruiz & Pavón (Pontederiaceae) from Brazil, with notes on inflorescence architecture in the family. PhytoKeys 82: 35-56. https://doi.org/10.3897/phytokeys.82.13752

Figure 5 - Line drawing of Heteranthera pumila M.Pell. & C.N.Horn. A Habit B Detail of the apex of the stem, showing a petiolate leaf, the ligule and a pre-anthesis 2-flowered inflorescence C Glandular hair from the inflorescence, perianth tube and lobes D Dissected perianth lobes, showing the 5+1 arrangement E Lateral stamen. F Uniseriate hair from the lateral stamen G Central stamen H Eglandular hair from the central stamen I Gynoecium, showing the stigma J Eglandular hair from the style K Detail of the inconspicuously winged seed, showing the persistent funiculus with raphid crystals. Illustration by M.O.O. Pellegrini, based on the holotype.