﻿682 Index to American Botanical literature 



pentoses by Glomerella cingulata. Am. Jour. Bot. 2: 375-388. 



o 1915. 



Hedgcock, G. G. Parasitism of Comandra umbellata. Jour. Agr. 



Research 5:133-135. 18 1915- 

 Hedrick, U. P., & Anthony, R. D. Inheritance of certain characters of 



grapes. N. Y. Agr. Exp. Sta. Tech. Bull. 45: 3-1 9- Au 191 5. 

 Henry, J. K. A hybrid rose. Ottawa Nat. 29: 78. O 1915. 



Rosa gymnocarpa Nutt. X R. mitkana Presl. 

 Hibbard, R. P. The question of the toxicity of distilled water. Am. 



Jour. Bot. 2: 389-401- O 1915- 

 Howe, M. A. Report on a visit to Porto Rico for collecting marine 



algae. Jour. N. Y. Bot. Card. 16: 219-225. 2N 1915. 

 Howe, M. A. The Twentieth Anniversary Celebration of the New York 



Botanical Garden. Jour. N. Y. Bot. Gard. 16: 203-219. pi. 163, 



2N 1915. 

 Howe, R. H. Jr. The genus Cetraria as represented in the United 



States and Canada. Torreya 15: 213-230./. i-io. 4N 1915. 

 Howe, R. H. Jr. The Usneas of the world, 1752-1914, with citations, type 



localities, original descriptions, and keys. Part II, — South America. 



Bryologist 18: 38-43- 1.5 Je 1915; 52-63./. i. 21 S 1915. 

 Jones, D. F. Illustration of inbreeding. Jour. Heredity 6: 477-479. 



/. 10, II. 27 S 1915. 

 Keitt, G. W. Simple technique for isolating single-spore strains of 



certain types of fungi. Phytopathology 5: 266-269./. /. O 1915. 

 Ejraus, E. J. Germinating pollen. Science II. 42: 610, 611. 29 O 



1915- 

 Lewis, C. L. Plant breeding problems. Jour. Heredity 6: 468-470. 



27 S 1915. 

 Lewis, L M. The trees of Texas. Univ. Texas. Bull. 22: 1-169. 



/. 1-48. Ap 1915. 



An illustrated manual of the native and introduced trees of the state. 

 Loeb, J. Rules and mechanism of inhibition and correlation in the 

 regeneration of Bryophyllum calycinum. Bot. Gaz. 60: 249-276. 



/. I-4I- 15 O 1915. 

 Ludwig, C. A. Notes on some North American rusts with caeoma-like 

 sori. Phytopathology S- 273-281. O 1915. 

 Includes Caeoma dubium n. sp. 

 Lynch, J. J. Sambiicus puhens var. xanihocarpa. Am. Mid. Nat. 4: 



177-181. pi. II, 12. S 1915. 

 Mason, S. C. Dates of Egypt and the Sudan. U. S. Dept. Agr, Bull. 

 271: 1-40. pi. i-i6+f. i~9. 28 S 1915. 



