154 InDEx TO AMERICAN BOTANICAL LITERATURE 
Andrews, A. L. Hymenostomum in North America—II. The 
case of Astomum Sullivantii. Bryologist 25: 66-71. 31 
Ji 1922. 
Andrews, F. M. Spirogyra. Proc. Indiana Acad. Sci. 1921: 
$7-—80..f.. 1, 2.1922. 
Arber, A. Leaves of the Farinosae. Bot. Gaz. 74: 80-94. I. 
I-3. 22. 
Arbuckle, H. B., & Thies, O. J. Variation of protein content 
of corn. Jour. Elisha Mitchell Soc. 38: 84-87. S 1922. 
Arrhenius, O. Absorption of nutrients and plant growth in 
egies to hydrogen ion concentration. Jour. Gen. Physiol. 
a: B. 35.2-Os, 20. + 1924: 
Arthur, J. C. Aecidiaceae (continuatio). N. Am. Fl. 7: 481- 
540. 11 D 1922; 541-604. 20 D 1922. 
Arthur, J.C. New species of Uredineae—XIV. Bull. Torrey 
Club 49: 189-196. 10 Au 1922. 
Includes Diabole, gen. nov., and new species in various genera. 
Arthur, J. C., & Bisby, G. R. Teleutospora. N. Am. FI. 7: 
516-520. 11 D 1922. 
Arthur, J. C., & Jackson, H. S. Micropuccinia. N. Am. FI. 
7: 521-586. 11 D.-1922. 
Arthur, J. C., & Mains, E. B. Bullaria. N. Am. Fl. 7: 482- 
SiS... 1F-D 1922; 
Ashby, S. F. QOospores in cultures of Phytophthora Faberi. 
Kew Bull. Misc. Inform. 1922: 257-262. N 1922. 
Ashe, W.W. Azalea in North Carolina. Jour. Elisha Mitchell 
Soc. 38: 90, 91. S 1922. 
Ashe, W. W. Notes on trees and shrubs of the southeastern 
United States. Bull. Torrey Club 49: 265-268. 22 5 
I 
Atwocd, W. M. Physiological studies of effects of formalde- 
hyde on wheat. Bot. Gaz. 74: 233-263. 23 N 1922. 
