IOWA ACADIlMY of SCIENCE 
viii 
COKEESPONDING MEMBERS. 
Andrews, L. W St. Louis, Mo. 
Arthur, J. C Purdue University, Lafayette, Ind. 
Bain, H. F University of Illinois, Urbana, 111. 
Ball, C. R Department of Agriculture, Washington, D. C. 
Ball, E. D State Agricultural College, Logan, Utah 
Barbour, E. H State University, Lincoln, Neb. 
Bartsch, Paul Smithsonian Institution, Washington, D. C. 
Beach, Alice M University of Illinois, Urbana, 111. 
Bessey, C. E State University, Lincoln, Neb. 
Bruner, H. L Irvington, Ind. 
Carver, G. W Tuskegee, Ala. 
Conrad, A. H .’ 18 Abbott Court, Chicago, 111. 
Cook, A. N University of South Dakota, Vermillion, S. Dak. 
Craig, John Cornell University, Ithaca, N. Y. 
Drew, Gilman C Orono, Maine 
Eckles, C. W University of Missouri, Columbia, Mo. 
Paueot, P. W Missouri ^Botanical Garden, St. Louis, Mo. 
Pink, Bruce Oxford, Ohio 
Franklin, W. S Lehigh University, South Bethlehem, Pa. 
Frye. T. C State University, Seattle, Wash. 
Gillette, C. P Agricultural College, Port Collins, Colo. 
Goodwin, J. G East St. Louis, 111. 
Gossaed, H. a Lake City, Fla. 
Halsted, B. D New Brunswick, N. J. 
Hansen, N. E Brookings, S. Dak. 
Haworth, Erasmus State University, Lawrence, Kan. 
Heileman, W. H Pullman, Wash. 
Hitchcock, A. S Department of Agriculture, Washington, D. C. 
Keyes, C. R Des Moines, Iowa 
Leonard, A. G Grand Porks, N. Dak. 
Leveeett, Frank Ann Arbor, Mich. 
Mally, P. W Hulen, Texas 
McGee, W. J Bureau of Ethnology, Washington, D. C. 
Meek, S. E Field Columbian Museum, Chicago, 111. 
Miller, B. L Bryn Mawr, Pa. 
Mills, S. J Denver, Colo. 
Newell, Wilmon Capitol Building, Atlanta, Ga. 
Osborn, Herbert State University, Columbus, Ohio 
Owens, Eliza Bozeman, Mont. 
Patrick, G. E Department of Agriculture, Washington, ^D. C. 
Price, H. C State University, Columbus, Ohio 
Read, C. D Weather Bureau, Sioux City 
