Narrowleaf plantain, Plantago lanceolata Family: Plantaginaceae Pollen grain morphology: spheroidal, verrucate, periporate Pollen grain size: 22.84 + 0.37 µm by 28.09 + 0.45 µm April 30, 2015plantaginaceae, Uncategorizedbuckhorn, english plantain, lanceleaf plantain, lanceolata, periporates, plantaginaceae, plantago, spheroidal, verrucate