title: Grass evolution, the Kranz syndrome, 13C/12C ratios, and continental drift.
authors.affiliation: Department of Botany, University of Texas, Austin, Texas 78712, USA.
authors.forename: W V
authors.initials: WV
authors.lastname: Brown
authors.forename: B N
authors.initials: BN
authors.lastname: Smith
mesh_terms: D005075:Biological Evolution; D002244:Carbon / Q000378:metabolism; D002245:Carbon Dioxide / Q000378:metabolism*; D002247:Carbon Isotopes / Q000378:metabolism; D010788:Photosynthesis; D006109:Poaceae / Q000145:classification* / Q000378:metabolism*; D013577:Syndrome
chemical_list: D002247:Carbon Isotopes; D002245:Carbon Dioxide; D002244:Carbon