A phylogenetic analysis of morphological and molecular characters of Boraginaceae: evolutionary relationships, taxonomy, and patterns of character evolution JI Cohen Cladistics 30 (2), 139-169, 2014 | 115 | 2014 |
“A case to which no parallel exists”: The influence of Darwin’s Different Forms of Flowers JI Cohen American Journal of Botany 97 (5), 701-716, 2010 | 68 | 2010 |
Are mitochondrial genes useful for the analysis of monocot relationships? JI Davis, G Petersen, O Seberg, DW Stevenson, CR Hardy, MP Simmons, ... Taxon 55 (4), 857-870, 2006 | 45 | 2006 |
Morphological Analysis of Size and Shape (MASS): An integrative software program for morphometric analyses of leaves TS Chuanromanee, JI Cohen, GL Ryan Applications in Plant Sciences, e11288, 2019 | 40 | 2019 |
A phylogenetic analysis of morphological and molecular characters of Lithospermum L.(Boraginaceae) and related taxa: evolutionary relationships and character evolution JI Cohen Cladistics, 2011 | 38 | 2011 |
Nomenclatural changes in Lithospermum (Boraginaceae) and related taxa following a reassessment of phylogenetic relationships JI Cohen, JI Davis Brittonia 61 (2), 101-111, 2009 | 36 | 2009 |
Comparative floral development in Lithospermum (Boraginaceae) and implications for the evolution and development of heterostyly JI Cohen, A Litt, JI Davis American Journal of Botany 99 (5), 797-805, 2012 | 30 | 2012 |
De novo sequencing and comparative transcriptomics of floral development of the distylous species Lithospermum multiflorum JI Cohen Frontiers in Plant Science 7, 2016 | 21 | 2016 |
Phylogeographic and demographic effects of Quaternary climate oscillations in Hexinia polydichotoma (Asteraceae) in Tarim Basin and adjacent areas Z Su, M Zhang, JI Cohen Plant Systematics and Evolution 298 (9), 1767-1776, 2012 | 21 | 2012 |
Continuous characters in phylogenetic analyses: patterns of corolla tube length evolution in Lithospermum L.(Boraginaceae) JI Cohen Biological Journal of the Linnean Society 107 (2), 442-457, 2012 | 21 | 2012 |
Contrasting patterns of support among plastid genes and genomes for major clades of the monocotyledons JI Davis, JR McNeal, CF Barrett, MW Chase, JI Cohen, MR Duvall, ... Early events in monocot evolution. Systematics Association special volume …, 2013 | 20* | 2013 |
Phylogenetic analysis of Lappula Moench (Boraginaceae) based on molecular and morphological data JF Huang, ML Zhang, JI Cohen Plant Systematics and Evolution 299 (5), 913-926, 2013 | 18 | 2013 |
Vector potential and population dynamics for Amblyomma inornatum JS Medlin, JI Cohen, DL Beck Ticks and tick-borne diseases 6 (4), 463-472, 2015 | 17 | 2015 |
Adelinia and Andersonglossum (Boraginaceae), Two New Genera from New World Species of Cynoglossum JI Cohen Systematic Botany 40 (2), 611-619, 2015 | 16 | 2015 |
Effects of beech bark disease on trees and ecosystems JA Witter, JL Stoyenoff, HA Petrillo, JL Yocum, JI Cohen Ann Arbor 1001, 48109-1115, 1983 | 15* | 1983 |
Molecular Phylogenetics, Molecular Evolution, and Patterns of Clade Support in Lithospermum (Boraginaceae) and Related Taxa JI Cohen, JI Davis Systematic Botany 37 (2), 490-506, 2012 | 13 | 2012 |
Parsing a plethora of pollen: the role of pollen size and shape in the evolution of Boraginaceae M Noroozi, F Ghahremaninejad, D Bogler, JM Witherspoon, GL Ryan, ... Cladistics 38 (2), 204-226, 2022 | 12 | 2022 |
A revision of the Mexican species of Lithospermum (Boraginaceae) 1 JI Cohen Annals of the Missouri Botanical Garden 103 (2), 200-257, 2018 | 10 | 2018 |
Floral evolution in Lithospermum (Boraginaceae): independent origins of similar flower types JI Cohen Botanical Journal of the Linnean Society 180 (2), 213-228, 2016 | 10 | 2016 |
The study of online digitized specimens revalidates Andersonglossum boreale as a species different from A. virginianum (Boraginaceae) P Jimenez-Mejias, JI Cohen, RFC Naczi Phytotaxa 295 (1), 22-34, 2017 | 9 | 2017 |