Salsify, Tragopogon porrifolius Family: Asteracae Pollen grain morphology: tricolpate, spheroidal, echinolophate Pollen grain size: 39.9 µm by 34.31 µm April 28, 2015Asteraceae, Uncategorizedechninolophate, porrifolius, salsify, spheroidal, tragopogon, tricolpate