Persian iron wood (Parrotia persica) is a unique and endemic tree species in the Hyrcanian forest We used light and scanning electron microscopy to evaluate the pollen-grain morphology of the species from Iran. The findings recorded prolate – spheroidal, tricolpate and medium size pollen grain for the species. The outer layer of the exine covered with mesh lumina with finely verrucae as an irregular reticulum.
