364 INDEX TO AMERICAN BOTANICAL LITERATURE 
Gortner, R. A., & Hoffman, W. F. Quantitive estimation of © 
chlorides and sulphates in expressed plant tissue fluids. 
Bot. Gaz. 77: 96-102. 19 Mr 1924. 
Gravatt, G. F. The present status of the chestnut blight. 
Jour. For. 22: 193-196. F 1924. 
Greaves, J. E., & Carter, E.G. Influence of sodium arsenite on 
microflora of soil. Bot. Gaz. 77: 63-72. 19 Mr 1924. 
Griffith, I. Idiosyncrasies, or the story of a sneeze. Am. Jour. 
Pharmacy 96: 170-193. Mr 1924. [Illust.] 
Including notes on pollen and its relation to hay fever. A lecture. 
Hansen, A. A. Arbutus. Nature Mag. 3: 229, 250, 256. 
“Ap” Mr 1924. [Lllust.] 
Hansen, A. A. Poison in the woods. The strange story of 
white snakeroot, which science has finally found guilty of 
causing many mysterious deaths. Am. Forests and Forest 
Life 30: 163-164, 190-191. Mr 1924. [Illust.] 
Holbert, J. R., & Koehler, B. Anchorage and extent of corn 
root systems. Jour. Agr. Research 27: 71-78. pl. 1-5, f. I 
12 Ja 1924. 
Hollick, A. When a tropical vegetation flourished in Alaska. 
Jour. New York Bot. Gard. 25: 33-35. ‘‘F” Mr 1924. 
Abstract of a lecture. 
Holzinger, J. M., & Bartram, E.B. The genus Crossidium in 
North America. Bryologist 27: 3-8. pl. 1-3. ‘Ja’. 13 Mr 
1924. 
Including descriptions of 3 new species. 
Howe, M. A. Tropical ie pies New York Bot. Gard. 
25: 37-38. as 6 Mr 
Abstract of a lecture. 
Keener, A.E. Astudy of the factors concerned in the reddening 
of leaves of Déiervilla lonicera. Am. Jour. Bot. 11: 61-77. 
f. 1-3, pl TOES Me toa. 
Kendrick, J. B., & Gardner, M.W. Soybean mosaic: seed trans- 
mission and effect on yield. Jour. Agr. Research 27: 91-98. 
12 Ja 1924. 
