WASHINGTON UNIVERSITY. 



Theses for the Degree of Doctor of Philosophy. 



No. 12, 



STUDIES UPON SOME CHROMOGENIC FUNGI 

 WHICH DISCOLOR WOOD. 



GEORGE GRANT HEDGCOCK, 



B.S., University of Nebraska, 1899; A.M., University of Nebraska, 1901 ; 

 Candidate for the Degree of Doctor of Philosophy in Botany. 



Reprinted from the 

 Seventeenth Annual. Report of the Missouri Botanical Garden. 



Saint Louis, 1906. 



