| Flora of North America: Volume 7: Magnoliophyta: Dilleniidae, Part 2 eds Flora of North America Editorial Committee Oxford University Press, 1993 | 1445 | 1993 |
| Flora of North America North of Mexico. Volume 25, Magnoliophyta: Commelinidae (in part). Poaceae. Part 2 ME Barkworth, KM Capels, S Long, MP Piep Oxford University Press, New York, 2003 | 170 | 2003 |
| Flora of North America, vol. 2, Pteridophytes and gymnosperms Flora of North America Editorial Committee Oxford University Press, New York, 1993 | 79* | 1993 |
| Seed morphology in North American Campanulaceae SG Shetler, NR Morin Annals of the Missouri Botanical Garden, 653-688, 1986 | 65 | 1986 |
| FLORA OF NORTH AMERICA, VOLUME 2, PTERIDOPHYTES AND GYMNOSPERMS NR Morin, A Liston Madrono 41 (4), 335-337, 1994 | 59* | 1994 |
| Vascular plants of the United States N Morin Our living resources: a report to the nation on the distribution, abundance …, 1995 | 52 | 1995 |
| Flora of North America: North of Mexico. Magnoliophyta: Magnoliidae and Hamamelidae NR Morin Oxford University Press, 1997 | 38 | 1997 |
| The Flora of NorthAmerica digital library: a case study in biodiversity database publishing JL Schnase, DL Kama, KL Tomlinson, JA Sánchez, EL Cunnius, ... Journal of Network and Computer Applications 20 (1), 87-103, 1997 | 28 | 1997 |
| Floristics for the 21st Century NR Morin | 28 | 1989 |
| Systematics of Githopsis (Campanulaceae) N Morin Systematic Botany, 436-468, 1983 | 26 | 1983 |
| Magnoliophyta: Magnoliidae and Hamamelidae Flora of North America Editorial Committee (No Title), 1997 | 20 | 1997 |
| The CoLib project: Enabling digital botany for the 21st century JL Schnase, JJ Leggett, T Metcalfe, NR Morin, EL Cunnius, JS Turner, ... Proceedings of Digital Libraries 94, 108-118, 1994 | 20 | 1994 |
| A survey of the herbaria of the southeast United States VA Funk, N Morin Sida, Botanical Miscellany 18, 35-52, 2000 | 19 | 2000 |
| Embryology and circumscription of Campanulaceae and Campanulales: a review of literature H Tobe, NR Morin Journal of Plant Research 109, 425-435, 1996 | 18 | 1996 |
| Data banking and the role of the natural history collections NR Morin, J Gomon Annals of the Missouri Botanical Garden, 317-322, 1993 | 18 | 1993 |
| Systematics of the annual California campanulas (Campanulaceae) N Morin Madrono, 149-163, 1980 | 16 | 1980 |
| Commelina RB Faden, NR Morin Flora of North America 22, 192-197, 2000 | 15 | 2000 |
| Exine structure of pantoporate Campanula (Campanulaceae) species JW Nowicke, SG Shetler, N Morin Annals of the Missouri Botanical Garden, 65-80, 1992 | 15 | 1992 |
| al.(2006) Flora of North America N Morin Editorial Committee, eds, 1993 | 11 | 1993 |
| Native plants for high-elevation western gardens J Busco, NR Morin Fulcrum, 2010 | 10 | 2010 |
