title: Material witness: Why leaves have stones.
authors.forename: Philip
authors.initials: P
authors.lastname: Ball
mesh_terms: D002119:Calcium Carbonate / Q000378:metabolism; D055095:Optics and Photonics / Q000295:instrumentation / Q000639:trends; D010788:Photosynthesis / Q000502:physiology; D018515:Plant Leaves / Q000502:physiology* / Q000528:radiation effects; D059205:Renewable Energy; D012993:Solar Energy; D013472:Sunlight
chemical_list: D002119:Calcium Carbonate