INDEX TO AMERICAN BOTANICAL LITERATURE 231 
Mitchell, J. A. Bear clover ( Chamaebatia foliolosa Benth.). Jour. For- 
est. 27: 39-43. Ja 1919. 
Morrison, B. Y. An autumn blooming Iris. Jour. Internat. Gard. 
Club 2: 599-601. Dig18. _ [Illust.] 
Morse, A. P. Amaranthus Powellii and Digitalis lanata in New Eng- 
land. Rhodora 20: 203. 27 Ja 1919. 
Moxley, G. L. Adiantum capillus-veneris L. forma cristatum f. nov. 
Am. Fern Jour. 9: 27, 28. Mr 1919. 
Munson, T. V. Improvement of quality in grapes. Proc. Soc. Hort. 
Sci. 1905: 19-24. Mr 1908. 
Murrill, W. A. George Francis Atkinson. Jour. N. Y. Bot. Gard. 
19° 314, 415. 22018. 
Nanz, R. S. The Southern limit of Encalypta laciniata. Bryologist 
2273.90 F F919. 
Nash, G. V. Hardy woody plants of the New York Botte! Garden. 
Jour. N. Y. Bot. Gard. 19: 222-225. S 1918; 293-296. N 1918; 
315-318. DD. 918. 
Nelson, J. C. The name Toxylon again. Am. Bot. 25: 21-23. F 
1919. 
Nicholson, W. E. A reminiscence of the late Dr. Emil Levier. Bryol- 
ogist 21: 85, 86. 15 Ja 1919. 
Orton, W. A. On methods of breeding for disease-resistance. Proc. 
Soc. Hort. Sci. 1907: 28. Mr 1908. 
Ann. 
Osmun, A. V. Common potato diseases and their control. 
Rep. Massachusetts State Board Agr. 65: 125-133. f. 1-8. 1918. 
Osterhout, G. E. Additions to the flora of Colorado. Bull. Torrey 
Club 46: 53-56. 25 F 1919. 
ribuideccaits hastata, Phacelia iI Meriensia icin Oreocarya monosperma 
and A goseris frondifera, spp. nov., are described. 
Osterhout, W. J. V. Phe anni of the process of death. Jour. 
Biol. Chem. 31: 585-589. f. r. 1917. 
Osterhout, W. J. V. Edward Strasburger (1844-1912). Proc. Am. 
Acad. Arts & Sci. 51: 927, 929. D 1916 
Osterhout, W. J. V. Some aspects of the temperature coefficients of 
life processes. Jour. Biol. Chem. 32: 23-27. f. Z- 1917- 
Peirce, G. J. What kind of botany does the world need now? Science, 
II. 49: 81-84. 24 Ja 1919. 
Pennell, F. W. Corrections of names of Colombian plants. 
N. Y. Bot. Gard. 19: 319. D 1918. 
Jour. 
