Monocot Palm pollen grains from Ceroxylon quindivense, an extant beetle pollinated Ceroxyloid palm. Fig 94. SEM of monosulcate coarsely reticulate pollen grains X 3,240. Fig. 95 High mag SEM of exine ornamentation. Diameter of the lumina decreases towards the margins X 7,810. Fig 96 Note finely gemmate infratectal ornamentation X9,010. Scanning Electron Micrographs by Gwen Haaland.