324 INDEX TO AMERICAN BOTANICAL LITERATURE 
Molfino, J. F. Notas botanicas—I. Physis 6: 128-150. 30N 
1922. 
Molfino, J. F. ‘‘Physostemon,” un nuevo genero de Capari- 
daceas para el pais [Argentina]. Physis 7:53. 21S 1923. 
Mounce, I. Homothallism and heterothallism in the genus 
Coprinus. Trans. Brit. Mycol. Soc. 7: 256-269. 21 Jl 
1922. 
Mounce, I. Homothallism and the productiom’ of fruit-bodies 
by monosporous mycelia in the genus Coprinus. Trans. 
Brit. Mycol. Soc. 7: 198-217. pl. 6,7. 13 D 1921. 
Muncie, J. H. The relation of cucurbit mosaic to wild catnip. 
Proc. Lowa Acad. Sci. 29: 346. 1922. 
Munz, P. A. Southern California plant notes—I. Bull. S. 
California Acad. Sci. 22: 7-11. Mr 192 
Murphy, P.A. On the cause of rolling in potato foliage; and on 
some further insect carriers of the leaf-roll disease. Roy. 
Dublin Soc. Sci. Proc. 17: 163-184. pl. 6. Je 1923. 
Neger, F. W. Beitrage zur Biologie der Erysipheen.—III. 
Flora 116: 331-335. f. I. 1923. 
Newhall, A. G. Seed transmission of lettuce mosaic. Phyto- 
pathology 13: 104-106. 27 F 1923. 
Newton, J. D. A comparison of the absorption of inorganic 
elements, and of the buffer systems of legumes and non- 
legumes, and its bearing upon existing theories. Soil Sci. 
15: 181-204. Mr 1923. 
Nichols, G. E. A working basis for the ecological classification 
of plant communities. Ecology 4: 11-23, 154-179. 1923- 
Nordenskiold, E. Deductions suggested by the geographical 
distribution of some post-Columbian words used by the 
Indians of S. America. Pp. 1-176. Géteborg, Sweden. 
1922. 
Contains a chapter on “ The introduction of the banana into S. America.” 
Oehlkers, F. Vererbungsversuche an Oenotheren Il. Zeits. 
Indukt. Abstamm. u. Vererbungsl. 31: 201-260. f. I-I7- 
1923. 
