338 INDEX TO AMERICAN BOTANICAL LITERATURE 
Humphrey, C. J. Laboratory tests on the durability of American 
woods—I. Flask tests on conifers. Mycologia 8: 80-92. pl. 183. 
11 Ap 1916. 
Jacobson, C. A. Water hemlock (Cicuta). Nevada Agr. Exp. Stas 
Tech. Bull. 81: 1-46. f. r-10. Mr 1915. 
Jagger, I.C. Experiments with the cucumber mosaic disease. Phyto» 
pathology 6: 148-151. 4 Ap 1916. 
Johnson, J. Resistance in tobacco to the root-rot disease. Phyto- 
pathology 6: 167-181. f. 1-6. 4 Ap 1916. 
Johnston, J. R. Causa de la enfermedad elamada pudricion del cogollo 
del cocotero. Cuba Estac. Exp. Agron. Bull. 27: 1-106. pl. I-15. 
Ap 1915. 
Jones, D. F. Natural cross-pollination in the tomato. Science II. 43: 
509, 510. 7 Ap 1916. 
Kirkwood, J. E.’ Bisporangiate cones of Larix. Bot. Gaz. 61: 256, 
257.f. I. 15 Mr 1916. 
Kopeloff, N., Lint, H. C., & Coleman, D. A. A new method of separat- 
ing fungi from Protozoa and ‘bacteria. Bot. Gaz. 61: 247-250. 
15 Mr 1916, 
Kroeber, A. L. Floral relations among the Galapagos Islands. Univ. 
Calif. Publ. Bot. 6: 199-220. 10 Mr 1916, 
Land, W. J. G. Chloroform as a paraffin solvent in the imbedding 
process. Bot. Gaz. 61: 251-253. 15 Mr 1916. 
Létourneau, F. Encore une plaie! Le Naturliste Canadien. 42: 113- 
118. F 1916. 
Includes notes on ‘La briilure” (Bacillus amylovorus). 
Lloyd, C. G. Mycological notes 39: 525-540. f. 718-742. D 19te 
Includes notes on several species of Cordyceps; the genus Mucronella; P oly porus 
Mylittae; Xylaria axifera, Cladoderris floridana; Exidia; Sebacina dendroidea; SWo 
bilomyces pallidus. 
Lloyd, F. E. Abscission in Mirabilis jalapa. Bot. Gaz. 61: 213-23% 
pl. 13 +f. 7, 2. 15 Mr 1916. 
McAllister, F. The morphology of Thallocarpus Curtisit. Bull. 
Torrey Club 43: 117-126. pl. 4. 14 Ap 1916. 
McMurphy, J. A Phytophthora on oats. Science II. 43: 534° 14 
Ap 1916. 
Meinecke, E. P. Forest pathology in forest regulation. U. S. Dep s 
Agr. Bull. 275: 1-62. 7 Ap 1916. a 
