title: Cytochemical reactivity of pollen walls.
mesh_terms: D002523:Edible Grain / Q000032:analysis*; D008031:Lignin / Q000032:analysis; D008055:Lipids / Q000032:analysis*; D011058:Pollen / Q000032:analysis*; D011134:Polysaccharides / Q000032:analysis; D011506:Proteins / Q000032:analysis*; D013194:Staining and Labeling
chemical_list: D008055:Lipids; D011134:Polysaccharides; D011506:Proteins; D008031:Lignin