Common Comfrey, Symphytum officionale
Family: Boraginaceae Pollen Grain Morphology: Heterocolpate (pseduocolpi) Pollen Grain Size: 21.5 + 0.1 µm by 18.8 + 0.03 µm
Family: Boraginaceae Pollen Grain Morphology: Heterocolpate (pseduocolpi) Pollen Grain Size: 21.5 + 0.1 µm by 18.8 + 0.03 µm