64 



Mycologia 



Norton, J. B. S., & Chen, C. C. Another corn seed parasite. 



Science II. 52: 250-251. 10 S 1920. 

 Peltier, G. L., & Frederich, W. J. Relative susceptibility to 



citrus-cankers of different species and hybrids of the genus 



Citrus, including the wild relatives. Jour. Agric. Research 



x 9 : 339-362. pi. 57-68. 15 Jl 1920. 

 Reed, G. M., & Duncan, .G. H. Flag smut and take-all. Univ. 



111. Agric. Exper. Sta. Circ. 242 : 1-4. /. 1. Jl. 1920. 

 Riddle, L. W. Lichens, in Britton, N. L., The Bahama Flora 



522-553. 26 Je 1920. 



Includes 19 new species. 



Riddle, L. W. Observations on the genus Acrospermum. My- 

 cologia 12: 175-181. pi. 11. 1920. 



Includes A. Maxoni Farlow sp. nov. 



Roberts, J. W. The apple-blotch and bitter-rot cankers. Phy- 

 topathology 10: 353-357. 1920. 



Romell, L. Hvarifran kommer det bruna pulcret a ofre sidan af 

 P'olyporus applanatus och andra Ganoderma — arter? [with 

 English summary] Sv. Bot. Tidsk. 10: 341-348. 1916. 



Rosenbaum, J. A. Macro sporium foot-rot of tomato. Phyto- 

 pathology 10: 415-422. /. 1-4. 1920. 



Saccardo, P. A. Notae mycologicae, ser. XXIX. Micromycetes 

 Dakotenses et Utahenses a Doct. J. F. Brenckle lecti et com- 

 municati. Mycologia 12 : 199-205. 1920. 



Includes Phaetrype gen. nov. and 9 new species in various groups. 



Seaver, F. J. Fungi, in Britton, N. L., The Bahama Flora 631- 

 645. 26 Je 1920. 



Includes s new species. 



Schmitz, H. The present trend of forest pathology. Idaho For. 



1920: 13-17. 1920. 

 Schmitz, H. Shoe-string root rot of Rhododendron and Azalea 



caused by Armillaria mellea Vahl. Phytopathology 10: 375. 



/. J. 1920. 



Snell, W. H. Observations on the distance of spread of aecio- 

 spores and urediniospores of Cronartium ribicola. Phyto- 

 pathology 10 : 358-364. 1920. 



