Charles Albert Shull 



S.B., The University of Chicago, Chicago, Illinois, 1905; Ph.D. (Plant Physiology, Plant Morphology 

 and Plant Ecology), Chicago, September, 1916 



ASSOCIATE PROFESSOR OF PLANT PHYSIOLOGY AND GENETICS, 

 UNIVERSITY OF EA.NSAS, LAWRENCE, KANSAS 



Present position, 1915 — . 



Member: Amer. Genetic Assoc, Bot. Soc. Amer., Botanists Cent. States, Ecol. See. 

 Amer. National Geog. Soc. 



PUBLICATIONS 



Oxygen pressure and the germination of Xanthium seeds. Bot. Gaz. 48: 387-391. 

 1909. — The oxygen minimum and the germination of Xanthium seeds. Ibid. 52: 4:53- 

 4T7. 1911.— Semipermeability of seed-coats. Zfctd, 56: 169-199. 1913.— Luther Bur- 

 bank and his work. Trans. Kansas State Hort. Soc. 32: 222-230. 1913.— The role of 

 oxygen in germination. Bot. Gaz. 57: 64-69. 1914. — Physiological isolation of types 

 in the genus Xanthium. Ibid. 59:474— i83. 1915. — Measurement of the internal 

 forces of seeds. Trans. Kansas Acad. Sci. 27: 65-70. 1915. 



75 



