164 INDEX TO AMERICAN BOTANICAL LITERATURE 
vulgare and Arisarum proboscideum. Bull. Torrey Club 42: 663- 
67405: f, 2. 92 Ja 1616. 
Harvey, B. T. Notes on the dissemination of Virginia creeper seeds 
by English sparrows. Plant World 18: 217-219. Au 1915. 
Hayes, H. K., & East, E. M. Further experiments on inheritance in 
maize. Connecticut Agr. Exp. Sta. Bull. 188: 1-31: pl. 1-7. 
S 1915. 
Heald, F. D., & Woolman, H. M. Bunt or stinking smut of wheat. 
Washington Agr. Exp. Sta. Bull. 126: 1-24. f. 1-5. N 1915. 
Heimlich, L. F, The primrose-leaved violet in White County. Proc 
Indiana Acad. Sci. 1914: 213-217. 1914. [IIust.] 
Hopkins, L. S. The Pteridophytes of Allegheny County. Bot. Soc. 
W. Pennsylvania Publ. 1: 11-40. a? N 16tt, . 
Howe, M.A. Ricciaceae [In Britton, N. L., “‘The Vegetation of Mon 
Island”]. Ann. Missouri Bot. Gard. 2: 50, 51. My 1915. 
Includes Riccia Brittonii and R. violacea, spp. nov. 
Humphrey, H. B., & Weaver, J. E. Natural reforestation in the 
mountains of northern Idaho. Plant World 18: 31-47. J. ae 
F 1915, 
Jones, L. R., & Gilman, J.C. The control of cabbage yellows through 
disease resistance. Wisconsin Agr. Exp. Sta. Research Bull. 38: 
i~70; f.. 2-23. DD 191s, 
Lamb, G. N. Willows: their growth, use, and importance. U. S. 
Dept. Agr. Bull. 316: I-52. pl. I-10. 20 D 1915. 
Livingston, B. E. Atmometry and the porous cup atmometer. Plant 
World 18: 21-30. F 1915; 51-74. f. 1-8. Mr 1915; 95-1II- 
Ap 1915; 143-149. My rors. 
Loeske, L. Ein polyphyletisches Amblystegium. Neue Beitrage zut 
Frage der Parallelformen bei den Moosen. Hedwigia 51: 286-295: 
25 Ja 1912. 
Long, E. R. Acid accumulation and destruction in large succulents. 
Plant World 28: 261-272. f. z. O 1915. 
Ludwig, C. A. Continuous rust propagation without sexual reproduc 
tion. Proc. Indiana Acad. Sci. 1914: 219-230. 1914. 
MacDougal, D. T. The vegetation of the Tucson region. Univ: 
Arizona Monthly g: [1-18]. bl. i +f. 1,2. My 1908. 
Malme, G.O. A. Die amerikanischen Spezies der Gattung Xyris L. 
Untergattung Euxyris (Endlicher). Arkiv. Bot. 13: 1-32. J. Fy 
28 My 1913. 
