Biodiversity Heritage Library
By "Swallen, Jason Richard, 1903-"
Flora of Guatemala : part II: grasses of Guatemala /
By: Swallen, Jason Richard,
Publication info: Chicago, Ill. :Chicago Natural History Museum,1955.
Holding Institution: University Library, University of Illinois Urbana Champaign
Gramineae of Nevada /
By: Swallen, Jason Richard, - University of Nevada.
Publication info: Washington, D.C. :Division of Plant Exploration and Introduction, Bureau of Plant Industry, U.S. Dept. of Agriculture,1940.
Holding Institution: U.S. Department of Agriculture, National Agricultural Library