Alfred Gabriel Nathorst (1850–1921)
Swedish palaeobotanist and geologist. BA, Uppsala, 1873; docent, Lund, 1874. Assistant geologist, Swedish Geological Survey, 1873. Professor, archegoniates and fossil plants, Swedish museum of natural history, 1884–1917. Made several polar expeditions from 1870 and discovered and collected fossils, particularly fossil plants of which he made detailed studies.