Ragged robin, Lychnis flos-cuculi Family: Caryophyllaceae Pollen grain morphology: periporate Pollen grain size: 35.73 + 2.40 µm by 34.72 + 2.48 µm April 30, 2015caryophyllaceae, Uncategorizedcaryophyllaceae, flos-cuculi, lychnis, periporate, ragged robin