Goatsbeard, Aruncus dioicus Family: Rosaceae Pollen grain morphology: tricolporate, tectate, subprolate Pollen grain size: 14.78 ± 0.63 µm by 13.69 ± 1.00 µm May 1, 2015rosaceae, Uncategorizedaruncus dioicus, goatsbeard, subprolate, tectate, tricolporate