Star-of-bethlehem, Ornithogalum umbellatum Family: Asparagaceae Pollen grain morphology: tricolporate Pollen grain size: 43.48 ± 0.92 µm by 36.28 ± 3.33 µm June 12, 2015Asparagaceae, UncategorizedAsparagaceae, grass lily, ornithogalum, star-of-bethlehem, tricolporate, umbellatum