Sept. 1907] Index to North American Mycology 211 



Bacterium tumefaciens Smith & Townsend n. sp., a Schizomy- 

 cete causing rapid multiplication of the young tissues of 

 Chrysanthemum frutescens, Prunus persica, etc., [tumors]. 

 Science N. S. 25 :67i-3. 26 April, 1907. 



Banker, Howard James. A contribution to a Revision of the 

 North American Hydnaceae. Mem. Torr. Bot. Club, 12: 

 99-194. 13 June 1906. 



Bartholomew, Elam Fungi Columbiani, Century XXIII. Dec. 

 10, 1906. 



Bartholomew, Elam. Fungi Columbiani, Century XXIV. 

 March 15, 1907. 



Bergen, Joseph Y., and Davis, Bradley M. Type-studies — 

 Schizomycetes, Saccharomycetes, Phycomycetes, Ascomy- 

 cetes. Lab. & Field Man. Bot. 102-117. 1907. 



Bermuda grass. See Cynodon dactylon. 



Bessey, Ernst A. Spore forms of Spegazzinia ornata Sacc. Jour. 

 Mycol. 13:43-5. PI. loi. Mar. 1907. 



BirdVnest fungi. C. G. Lloyd's Myc. Notes. No. 24, Dec. 

 1906, pp. 293-308 pi. 91-93. 



Blakeslee a. F. Heterothallism in Bread Mould. Rhizopus 

 nigricans. Bot. Gaz. 43 :4i5-4i8. June 1907. 



BoiSDuvALL\ glabella (Nutt.) Walp. host to Puccinia glabella 

 Holway n. sp. Holway's N. A. Uredin. 1 76. 10 May 

 1907. 



Burlingham, Gertrude Simmons. Suggestions for the study of 

 Lactariae. Torreya, 7:118-123. June 1907. 



California Lichens. Lichen Distribution in the Santa Cruz 

 Peninsula, California. Bot. Gaz. 43:267-273. April 1907. 



Calodon aurantiacus Karst.,^3;w. of HydneUum floriforme q. v. 



Calodon cyathiformis Quelet, syn. of Phellodon tomentosus q. v. 



Calodon ferrugineus Karst., syn. of HydneUum sanguinarium 

 q. V. 



Calodon niger Quelet, syn. of Phellodon niger q. v. 



Calodon suaveolens, Karst., syn. of HydneUum suaveolens q. v. 



Calodon velutinus Karst., syn. of HydneUum velutinum q. v. 



Calodon zonatus Karst., syn. of HydneUum zonatum q. v. 



Campbell, Douglas Houghton. Fungi. A University Text- 

 book of Botany. 2d ed. 149-193. 1907. 



Ceratostoma biparasiticum E. & E. syn. of Melanospora para- 

 sitica q. V. 



