Scanning electron micrographs of Pseudopegolettia. A–H Scanning electron micrographs of acetolyzed sublophate-echinolophate pollen of Pseudopegolettia tenella (DC.) H. Rob. A Polar view B Equatorial view with prominent lophal ridges surrounding pore C Lateral view D Polar view, slightly different from A E Equatorial view F Lateral view slightly different from C G and H are fractured grains showing the thickened and distally bifurcated support columellae for the overlying exine. From Sidley 3904.