| Plant life in the Devonian PG Gensel, HN Andrews Greenwood, 1984 | 349 | 1984 |
| The earliest land plants PG Gensel Annual Review of Ecology, Evolution, and Systematics 39, 459-477, 2008 | 225 | 2008 |
| Plants invade the land: evolutionary and environmental perspectives PG Gensel, D Edwards Columbia University Press, 2001 | 166 | 2001 |
| Character diversification and patterns of evolution in early vascular plants AH Knoll, KJ Niklas, PG Gensel, BH Tiffney Paleobiology 10 (1), 34-47, 1984 | 128 | 1984 |
| The gametophyte generation of some early Devonian land plants W Remy, PG Gensel, H Hass International Journal of Plant Sciences 154 (1), 35-58, 1993 | 124 | 1993 |
| A simple type of wood in two Early Devonian plants P Gerrienne, PG Gensel, C Strullu-Derrien, H Lardeux, P Steemans, ... Science 333 (6044), 837-837, 2011 | 115 | 2011 |
| Early lycophyte evolution PG Gensel, CM Berry American Fern Journal 91 (3), 74-98, 2001 | 111 | 2001 |
| Morphologically complex plant macrofossils from the Late Silurian of Arctic Canada ME Kotyk, JF Basinger, PG Gensel, TA de Freitas American Journal of Botany 89 (6), 1004-1013, 2002 | 109 | 2002 |
| Renalia hueberi, a new plant from the Lower Devonian of Gaspé PG Gensel Review of Palaeobotany and Palynology 22 (1), 19-37, 1976 | 106 | 1976 |
| Morphology of above-and below-ground structures in Early Devonian (Pragian–Emsian) plants PG Gensel, ME Kotyk, JF Basinger Plants invade the land: evolutionary and environmental perspectives, 83-102, 2001 | 105 | 2001 |
| Phylogenetic relationships of the zosterophylls and lycopsids: evidence from morphology, paleoecology, and cladistic methods of inference PG Gensel Annals of the Missouri Botanical Garden, 450-473, 1992 | 104 | 1992 |
| Devonian in situ spores: a survey and discussion PG Gensel Review of Palaeobotany and Palynology 30, 101-132, 1980 | 98 | 1980 |
| An apparently heterosporous plant from the Middle Devonian of New Brunswick. HN Andrews, G PG, F WH | 97 | 1974 |
| The evolution of early land plants PG Gensel, HN Andrews American Scientist 75 (5), 478-489, 1987 | 93 | 1987 |
| Early land plant debris (Hooker's" waifs and strays"?) PG Gensel, NG Johnson, PK Strother Palaios, 520-547, 1990 | 86 | 1990 |
| Fossils of large terrestrial arthropods from the Lower Devonian of Canada WA Shear, PG Gensel, AJ Jeram Nature 384 (6609), 555-557, 1996 | 84 | 1996 |
| Some new plant finds from the Posongchong Formation of Yunnan, and consideration of a phytogeographic similarity between South China and Australia during the Early Devonian S Hao, PG Gensel Science in China Series D: Earth Sciences 41 (1), 1-13, 1998 | 72 | 1998 |
| Two Psilophyton species from the Lower Devonian of eastern Canada with a discussion of morphological variation within the genus PG Gensel Palaeontographica Abteilung B, 81-99, 1979 | 72 | 1979 |
| A new species of Sawdonia with notes on the origin of microphylls and lateral sporangia PG Gensel, HN Andrews, WH Forbes Botanical Gazette 136 (1), 50-62, 1975 | 70 | 1975 |
| Resistant tissues of modern marchantioid liverworts resemble enigmatic Early Paleozoic microfossils LE Graham, LW Wilcox, ME Cook, PG Gensel Proceedings of the National Academy of Sciences 101 (30), 11025-11029, 2004 | 68 | 2004 |
