﻿Index to American Botanical Literature 485 



Osterhout, W. J. V. Antagonism between acids and salts. Jour. 



Cham. 19: 517-520. 1914- 

 Osterhout, W. J. V. The effect of acid on permeability. Jour. 



Chem. 19: 493-501./. 1-3". 1914. 

 Osterhout, W. J. V. The effect of alkali on permeability. Jour. 



Chem. 19: 335-343- /• i-4- ^9H- 

 Oswald, L. W., & Boss. A, Minnesota weeds— II. Minnesota 



Exp. Sta. Bull. 139: 1-47- /• i-2S- My 1914. 

 Pammel, L. H. Introduced plants of the Clear Creek Canon, Colo 



Proc. Iowa Acad. Sci. 21: 119-121. pi. 13, 16. 1914. 

 Perry, F. E. The inheritance of size in tomatoes. Ohio Nat. 15: 473- 



495- Pl- 22-24 +/. I, 2. Ap 1915- 

 Petry, L. C. Branching in the Ophioglossaceae. Bot. Gaz. 59: 345- 



365. pi. 20, 21 +/. 1-6. 15 My 1915. 

 Pierce, R. G. The present status of the chestnut bark disease in 



Massachusetts. Arborea i: 8, 9. My 1914. 

 Pool, V. W., & McKay, M. B. Fhoma betae on the leaves of the sugar 



beet. Jour. Agr. Research 4: 169-177. pi. 27. 15 My 1915. 

 [Popenoe, P.] Development of a cherry. Jour. Heredity 6: 278, 279. 



/. 8, 9. 25 My 1915. 

 Redles, G. Some experiences in fern-hunting near Philadelphia. Am. 



Fern Jour. 5: 52-54- My 191 5. 

 Reed, G. B. Evidence for the general distribution of oxidases in 



plants. Bot. Gaz. 59: 407-409. 15 My 191 5. 

 Reed, H, S., & Grissom, J. T. The development of alkalinity in 



Glomerella cultures. Jour. Biol. Chem. 21: 159-163. My 191 5. 

 Rigg, G. B. The kelp beds of Puget Sound. U. S. Dept. Agr. Soils 



Rep. 100: 50-59- /• 2. 10 Ap 1915. 

 Rigg, G. B. The kelp beds of western Alaska. U. S. Dept. Agr. Soils 



Rep. 100: 105-122. ID Ap 1915. 

 Schlechter, R. Asclepiadaceae novae bolivienses Herzogianae. Repert. 



Sp. Nov. 13: 438-443- 31 D 1914. 



Seely, H. M. Why does the gilliflower apple fail to protect its seed? 



Vermont Bot. and Bird Club Bull, i: 13-15- Ap 1915- 

 Setchell, W. A. The law of temperature connected with the distribution 



of the marine algae. Ann. Missouri Bot. Gard. 2: 287-305- I7 



My 1915- 



