44 INDEX TO AMERICAN BOTANICAL LITERATURE 
Boncquet, P. A. Bacillus morulans n. sp. A bacterial disease organ- 
ism found associated with curly top of sugar beet. Phytopathology 
7: 269-289. f. 1-7. .7 S 1917. 
Borzi, A. Studi sulle nux oficie. Nuo. Gior. Bot. Ital. N. S. 24: 
65-112. Ap IgI7. 
Includes several American species of Stigonema. 
Boynton, K. R. Aster amethystinus. Addisonia 2: 39. pl. 60. 30 
Je 1917. 
Boynton, K. R. Notes from the herbaceous collections—II. Jour. 
N. Y. Bot. Gard. 18: 141-143. Je 1917. 
Britton, E. G. The conservation of wild flowers. Am. Mus. Jour. 
17: 350-352. My 1917.  [Illust.] 
Britton, N. L. Forests, hygiene and ethics. New York Forestry 4: 
24, 25, 32, Jl 1917. [Illust.] 
Brigham, R. O. Sterilization of pop corn. Rep. Michigan Acad. Sci. 
17: 190-193. I916. 
Britton, N. L. El genero Rynchospora Vahl, en Cuba. Mem. Soc. 
Cubana Hist. Nat. ‘‘Felipe Poey’’ 2: 151-166. [Je 1917.] é 
Translated from the English text by Brother Léon. Reprinted as Contr. N. Y. 
Bot. Gard. 194: 1-16. Je 1917. 
Includes Rhynchospora siguaneana, R. joveroensis, R. Gageri, R. Shaferi, R- 
nipensis, and R. Randit, spp. nov. 
rooks, S. C. Methods of studying permeability of protoplasm to . 
salts. Bot. Gaz. 64: 230-249. 15S 1917. 
Brown, P. E. Bacteriological studies of field soils—III. Iowa Agr. 
Exp. Sta. Research Bull. 13: 421-448. S 1913. 
Bryan, G. S. The archegonium of Catharinea angustata Brid. (Alt- 
richum angustatum). Bot. Gaz. 64: 1-20. pl. 1-8 + f.1. 17 J11917- 
Burlingham, G. S. Methods for satisfactory field work in the genus 
Russula. Mycologia 9: 243-247. 30 Jl 1917. 
Burnham, S. H., & Latham, R. A. The flora of the town of Southold, 
Long Island and Gardiner’s Island. First Supplementary list. 
Torréya *7: 411-122. 18 Jl 1917. 
Hysteriographium Vaccinii n. comb. 
Burns, G. P., & Peitersen, A.K. Agricultural seed: concerning weeds 
and weed seeds. Vermont Agr. Exp. Sta. Bull. 200: 5-79. f. I-52. 
S 1916. 
Bush, A. D. Pathophytes and pharmocophytology. Rep. Michigan 
Acad. Sci. 18: 43-46. 1916. - 
Butler, O. The cuprammonium washes, their preparation, biological 
properties and application. Phytopathology 7: 235-268. pl. 3-10. 
7 S1917 . 
