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Raymond "Ray" Carl Jackson (7 May 1928,
Medora, Indiana Medora is a town in Carr Township, Jackson County, Indiana, United States. The population was 693 at the 2010 census. History Medora was laid out in 1853 by West Lee Wright in the southeast corner of a square mile of land which he owned. Wrigh ...
– 7 April 2008,
Lubbock, Texas Lubbock ( ) is the 10th-most populous city in the U.S. state of Texas and the seat of government of Lubbock County. With a population of 260,993 in 2021, the city is also the 85th-most populous in the United States. The city is in the northw ...
) was an American botanist, known "for his work in cytogenetics, particularly on polyploidy, and for his discovery of low chromosome numbers in
angiosperm Flowering plants are plants that bear flowers and fruits, and form the clade Angiospermae (), commonly called angiosperms. The term "angiosperm" is derived from the Greek words ('container, vessel') and ('seed'), and refers to those plants th ...
s."


Biography

After three years of service in the U.S. Army Air Forces/U.S. Air Force, Jackson matriculated in 1949 at
Indiana University Indiana University (IU) is a system of public universities in the U.S. state of Indiana. Campuses Indiana University has two core campuses, five regional campuses, and two regional centers under the administration of IUPUI. *Indiana Universit ...
, where he graduated with bachelor's degree in 1952 and master's degree in 1953. In 1953 he became a graduate student at
Purdue University Purdue University is a public land-grant research university in West Lafayette, Indiana, and the flagship campus of the Purdue University system. The university was founded in 1869 after Lafayette businessman John Purdue donated land and money ...
, where he graduated in 1955 with Ph.D. in botany. From 1955 to 1958 he was a faculty member and herbarium curator at the
University of New Mexico The University of New Mexico (UNM; es, Universidad de Nuevo México) is a public research university in Albuquerque, New Mexico. Founded in 1889, it is the state's flagship academic institution and the largest by enrollment, with over 25,400 ...
. In New Mexico he studied the dessert annual ''Xanthisma gracile'' (synonym ''Haplopappus gracilis'') and found that it has "n=2 chromosomes, the lowest number ever reported for a plant." From 1958 to 1971 he was a professor of botany at the
University of Kansas The University of Kansas (KU) is a public research university with its main campus in Lawrence, Kansas, United States, and several satellite campuses, research and educational centers, medical centers, and classes across the state of Kansas. Tw ...
, where in 1969 he was appointed chair of the botany department. There he was also the chair of the interdepartmental Ph.D. program in genetics. In 1971 Jackson become the chair of the department of biological sciences at Texas Tech University. There he resigned as chair in 1978, was appointed Paul Whitfield Horn Professor in 1980, became professor emeritus in 1997, and continued his research as Horn Professor Emeritus until he died in 2008. Jackson collected plants in the United States and Mexico. He began his Mexican collections in 1957 and continued through the 1970s. In the 1970s he became a leading expert in cytogenetics and plant biosystematics. In 1947 in
Brownstown, Indiana Brownstown is a town within Brownstown Township and the county seat of Jackson County, Indiana, United States. The population was 2,947 at the 2010 census. It was named for Jacob Brown, a general of the War of 1812. History The town of Brown ...
he married Thelma June (called "June") Snyder (b. 1929). They had a son and a daughter.


Eponyms

* (
Asteraceae The family Asteraceae, alternatively Compositae, consists of over 32,000 known species of flowering plants in over 1,900 genera within the order Asterales. Commonly referred to as the aster, daisy, composite, or sunflower family, Compositae w ...
) '' Rayjacksonia'' (genus with at least 3 species)


Selected publications

* * * * * * * * * * * * * * * * (See colchicine.) * * * * * * *


References


External links

* {{DEFAULTSORT:Jackson, Raymond Carl 1928 births 2008 deaths 20th-century American botanists 21st-century American botanists Plant geneticists Indiana University alumni Purdue University alumni University of New Mexico faculty University of Kansas faculty Texas Tech University faculty People from Jackson County, Indiana