United States Department of Agriculture
Name | Area | Department | Start Year | Stop Year | Advisor |
---|---|---|---|---|---|
Terry L. Griswold | Taxonomy, Systematics, Conservation | ||||
Elmer Drew Merrill | 1899 | Frank Lamson-Scribner (research assistant) | |||
Frank Lamson-Scribner | 1883 | George Vasey (research assistant) | |||
Philip F. Torchio | Pollination biology | ||||
George E. Bohart | Pollination ecology, Taxonomy | ||||
Maria Soledad Benitez Ponce |