Background
Mathias, Mildred Esther was born on September 19, 1906 in Sappington, Missouri, United States. Daughter of John Oliver and Julia Hannah (Fawcett) Mathias.
Mathias, Mildred Esther was born on September 19, 1906 in Sappington, Missouri, United States. Daughter of John Oliver and Julia Hannah (Fawcett) Mathias.
Bachelor of Arts, Washington University, 1926; Master of Science, Washington University, 1927; Doctor of Philosophy in Systematic Botany, Washington University, 1929.
Assistant, Missouri Botanical Garden, 1929-1930; research associate, New York Botanical Garden, 1932-1936; research associate, University of California, 1937-1942; herbarium botanist, University of California at Los Angeles, 1947-1951; lecturer botany, University of California at Los Angeles, 1951-1955; from assistant professor to professor, University of California at Los Angeles, 1955-1974; vice department chairman, University of California at Los Angeles, 1955-1962; director botanical garden, University of California at Los Angeles, 1956-1974; professor emeritus, University of California at Los Angeles, since 1974; assistant specialist, University of California at Los Angeles Experimental Station, 1951-1955; assistant plant systematist, University of California at Los Angeles Experimental Station, 1955-1957; associate plant systematist, University of California at Los Angeles Experimental Station, 1957-1962; president, Organisation Tropical Studies, 1968-1970; secretary board of trustees, Institute Ecology, 1975-1977; executive director, American Association Botanical Gardens and Arboreta, 1977-1981.
Honorary trustee Missouri Botanical Garden, St. Louis, 1989-1993. Fellow California Academy of Sciences. Member American Association for the Advancement of Science (president Pacific division 1977) American Society Plant Taxonomy (president 1964), Botanical Society of America (Merit award 1973, president 1984), Society Study of Evolution, American Society Naturalist, American Horticulture Society (Science citation 1974, Liberty Hyde Bailey medal 1980).
Married Gerald L. Hassler, August 30, 1930 (deceased). Children: Frances, John, Julia, James (deceased).