Jens Clausen

Jens Christian Clausen ( born March 11, 1891 in Eskilstrup, Denmark, † November 22, 1969 in Palo Alto, California ) was a Danish- American botanist. He was a pioneer in the ecological and evolutionary genetics of plant field.

• Evolutionary biologist
• Botanist ( 20th century)
• Americans
• Born 1891
• Died in 1969
• Man