INDEX TO AMERICAN BOTANICAL LITERATURE 325 
Olmsted, F. C., Coville, F. V., & Kelsey, H. P. Standardized 
plant names. Pp. i-xvi+1-546. Salem, Massachusetts. 
1923. 
se eet “i Pesci scientific and common names of plants in 
American commerce 
Oppenheimer, H. ee A Substanzen in der 
Frucht von Solanum Lycopersicum und in anderen Pflanzen. 
Sitzungsber. Akad. Wissens. Wien 131: 59-64. 1922. 
Osterhout, W. J. V. Injury, recovery, and death, in relation to 
conductivity and permeability. Pp. 1-260./. 1-96. Phila- 
delphia. 1922. 
Oudemans, C.A.J.A. Enumeratio systematica fungorum, vol. 
Pp. i-xiv+1-1232. Hague, Netherlands. 1923. 
Pammel, L. H. The species of Rhamnus in southwestern 
United States and the Pacific coast and Puccinia coronata. 
Proc. lowa Acad. Sci. 29: 267-270. 1922. 
Pammel,L.H. Notes on the flora of Yosemite [California] and 
adjacent regions. Proc. Iowa Acad. Sci. 29: 245-256. 
J. 1-0. 1922. 
Pammel,L.H. Shrubs of the McGregor [Iowa] district. Proc. 
Iowa Acad. Sci. 28: 268-272. 1921. 
Pammel, L. H. Trees of the proposed Mississippi Valley Na- 
tional Park. Proc. Iowa Acad. Sci. 28: 265-267. 1921. 
Pammel, L. H., & King, C. M. Studies in the germination of 
some woody plants. Proc. Iowa Acad. Sci. 28: 273-282. 
f. 36-48. 1921: 
Pammel, L. H., & King, C. M. Germination studies of some 
shrubs and trees. Proc. Iowa Acad. Sci. 29: 257-266. 
jf. 1-14. © 1922. 
Parish, S.B. Cleomella obtusifolia, Torr. & Frem. Bull. S. 
California Acad. Sci. 22: 12-14. Mr 1923. 
Parodi, L.R. Algunas Gramineas mal conocidas o nuevas para 
la flora Argentina. Physis 6: 101-104. 30 N 1922. 
Parodi, L. R. Nuevas Gramineas para la flora Aggentina. 
Physis 7: 56-62. f. 1-3. 21S 1923. 
