Dr. James I. Cohen
Assistant Professor of Biology

Office: LBVSC 379D
Email: james.cohen@tamiu.edu
Phone: 956 326 2411
Personal Web Page:


Teaching: Principles of Biology II

Research: Systematics of Boraginaceae; the evolution and development of stylar polymorphisms; local floristics

Collaborative Research: The evolution and efficacy of secondary compounds in Boraginaceae

Jim Cohen


Ph.D. Plant Systematics: Cornell University, L. H. Bailey Hortorium

B.S. Natural Resources: School of Natural Resources and Environment, University of Michigan, Ann Arbor


Representative Publications:

Cohen, J. I. 2012. Continuous characters in phylogenetic analyses: Patterns of corolla tube length in Lithospermum L. (Boraginaceae). Biological Journal of the Linnean Society. 107: 442-457.

Cohen, J. I. and J. I. Davis. 2012. Molecular phylogenetics, molecular evolution, and patterns of clade support in Lithospermum (Boraginaceae) and related taxa. Systematic Botany. 37: 490-506.

Cohen, J. I., A. Litt, and J. I. Davis. 2012. Comparative floral development in Lithospermum L. (Boraginaceae) and implications for the evolution and development of heterostyly. American Journal of Botany. 99: 797-805.

Cohen, J. I., and J. S. Miller. 2012. LithospermumIn G. Davidse, M. Sousa M., S. Knapp, and F. Chiang [eds.]. Flora Mesoamericana, Vol. 4, Part 2. Missouri Botanical Garden Press, St. Louis, MO.

Cohen, J. I. 2011. A phylogenetic analysis of morphological and molecular characters of Lithospermum L. (Boraginaceae) and related taxa: Evolutionary relationships and character evolution. Cladistics. 27: 559-580.

Cohen, J. I. 2010. "A case to which no parallel exists": The influence of Darwin's Different Forms of Flowers [Special Invited Paper]. American Journal of Botany. 97: 701-716.