SEM images of the microspore of Isoetes weberi (Herter 95840, US), I. quiririensis (Pereira 635, UPCB), I. maxima (Pereira 631, UPCB). A–C Microspore of I. weberi A Proximal view B Equatorial view C Distal view D–F Microspore of I. quiririensis D Proximal view E Equatorial view F Distal view G–I Microspore of I. maxima G Proximal view H Equatorial view I Distal view. All scale bars = 2 µm.

 
 
  Part of: Pereira JBS, Stützel T, Schulz C (2017) Isoetes nana, a new species from the coastal mountain of Southeastern Brazil. PhytoKeys 89: 91-105. https://doi.org/10.3897/phytokeys.89.20171