Figure 4 from: Pereira JBS, Guimaraes JTF, Watanabe MTC (2019) Isoetes dubsii and Isoetes santacruzensis, two new species from lowland areas in South America. PhytoKeys 131: 57-67. https://doi.org/10.3897/phytokeys.131.36983 - Pereira, Jovani B. de S. (2019)