INDEX TO AMERICAN MYCOLOGICAL 

 LITERATURE 



This index is prepared by Dr. B. O. Dodge, of Columbia University, and 

 • covers the same scope for the fungi as that covered by the general index pub- 

 lished monthly in the Bulletin of the Torrey Botanical Club. It is not reprinted 

 on cards for distribution. 



Bachmann, F. M. A new type of spermogoninm and fertiliza- 

 tion in Collema. Ann. Bot. 26: 747-760. pL dp. Jl 1912. 



Banker, H. J. Type studies in the Hydnaceae — I. The genus 

 Manina. Mycologia 4: 271-278. 28 Au 1912. 



Three new combinations are made. 



Brown, P. E., & Smith, R. E. Bacterial activities in frozen soils. 

 Centralb. Bakt. Zweite Abt. 34: 369-385. 20 Jl 1912. 



Brown, P. E. Bacteriological studies of field soils. I. The 

 effects of liming. Centralb. Bakt. Zweite Abt. 35 : 234-248. 

 16 S 19 1 2. 11. The effects of continuous cropping and vari- 

 ous rotations. Centralb. Bakt. Zweite Abt. 35 : 248-272. 16 

 S 1912. 



Coons, G. H. Some investigations of the cedar rust fungus. 

 Gymnosporangium juniperi-virginianae. Ann. Rept. Agr. Exp. 

 Sta. Univ. Nebraska 25: 217-242. pi. j-j. 1912. 



Crabill, C. H. Results of pure culture studies on Phyllosticta 

 pirina Sacc. Science II. 36: 155-157. 2 Au 1912. 



Cunningham, G. C. The comparative susceptibility of crucifer- 

 ous plants to Plasmodiophora brassicae. Phytopathology 2 : 

 138-142. Au 1912. 



Essed, E. Cacao canker. West Ind. Bull. 12: 302-308. 1912. 



Fawcett, G. L. Report of the pathologist. Ann. Rep. Porto 

 Rico Agr. Exp. Sta. 1911: 37-39. 3 S 1912. 



Includes notes on plant diseases, soil biology, and royal-palm root nodules. 



Fawcett, H. S. Citrus scab (Cladosporium Citri Massee). Univ. 

 Florida Agr. Exp. Sta. Bull. 109: 51-60. /. My 1912. 



Includes short account of the history of the scab, the fungus in cultures, 

 germination of spores, infection experiments and preventive measures. 



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