Autumn Olive (Elaeagnus umbellata) Family: Elaeagnaceae Pollen grain morphology: Tricolporate, spherical in equatorial view, sculpturing psilate Pollen grain size (polar view): 38 + 0.075 µm by 36 + 2 µm Autumn Olive flowers Polar and equatorial views Different microscope focus September 9, 2014Eleagnaceae, Uncategorized