Orange Honeysuckle, Lonicera ciliosa Family: Caprifoliaceae Pollen Grain morphology: Echinate, Tricolporate Pollen Grain Size: (equatorial) 50.9 µm by 36.6 µm (polar) 56.7 + 3.0 µm by 53.0 + 3.7 µm April 14, 2015Caprifoliaceae, UncategorizedCaprifoliaceae, echinate, Lonicera, Lonicera ciliosa, tricolporate