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1Author:  Gentry, Howard ScottRequires cookie*
 Title:  Howard Scott Gentry papers, 1816-2005 ead 
 Date(s):  1816-2005 
 Abstract:  Howard Scott Gentry was an American botanist who is especially known for his expertise on the agave plant. Over the course of his work, Gentry introduced 15,000 plants into the United States for study, with his most notable contributions consisting of the development of a cortisone precursor compound, the introduction of disease-resistant wild beans, and the development of jojoba oil. This collection is comprised of professional correspondence, proposals, and manuscripts related to his research of plant species. Also included are some photographs and related material to individual plants in the forms of published articles, pamphlets, booklets, and notes. 
 Repository:  University of Arizona Libraries, Special Collections 
 Subjects:  Agriculture | Botany -- United States | Botany -- Research -- Mexico | Chia | Gum Tragacanth | Jojoba | Drimia maritima 
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...of Southern California Faculty News (1949), Vol. 1, No. 4...
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2Author:  Humphrey, Robert R.Requires cookie*
 Title:  Robert R. Humphrey Photograph Collection 1949-1963 ead 
 Date(s):  1949-1963 
 Abstract:  This collection is comprised of negatives and prints of vegetation types and landscape scenes taken by Robert R. Humphrey between 1949 and 1963. The collection also contains some reproduction photographs from “Views of the Monuments and Characteristic Scenes along the Boundary between the United States and Mexico. West of the Rio Grande. 1892-95”, published by the International Boundary Commission, United States and Mexico. 
 Repository:  University of Arizona Libraries, Special Collections 
 Subjects:  Botany—Southwest, New | Forage plants—Arizona | Grasses—Arizona | Grasslands | Phytogeography—Arizona | Phytogeography—Mexican-American Border Region | Plant ecology | Plant ecology—Mexican-American Border Region | Prairies | Range management—Arizona | Rangelands—Arizona | Vegetation boundaries—Arizona | Vegetation dynamics—Mexican-American Border Region 
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...Humphrey joined the UA faculty as an associate professor in...
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