Ihsan Ali Al-Shehbaz, Ph.D. is an Iraqi American botanist who works as Adjunct Professor at University of Missouri-St. Louis and Senior Curator at Missouri Botanical Garden. Al-Shehbaz's primary area of interest is Brassicaceae and The Durango Herald called him
"a world expert on taxonomy of the family". A 2008 publication of the United States Fish and Wildlife Service called him "the world's authority on species in the genus Lesquerella". The author abbreviation "Al-Shehbaz" is attached to the numerous botanical taxa he has identified.