INDEX TO AMERICAN BOTANICAL LITERATURE 95 
Voorhees, E. B., & Lipman, J. G. Plant nutrition studies. Rep. 
New Jersey Agric. Exp. Sta. 26: 211-218. p/. 1-6. 1906. 
7 Voorhees, E. B., & Lipman, J. G. Plant nutrition studies. Rep. 
New Jersey Agric. Exp. Sta. 27: 101-107. 1907. 
Vries, H. de. Bastarde von Oe¢nothera gigas. Ber. Deuts. Bot. 
Gesells. 264: 754-762. 28 Ja 1909. 
Walker, L. B. A new form of Sphaeropsis on apples. Nebraska Agric. 
Exp. Sta. Rep. 21: 34-44. f. 7-10. 29 Ja 1908. 
Warren, G. F., & Voorhees, J. A. Report of the horticulturist. Rep. 
New Jersey Agric. Exp. Sta. 27: 189-266. f 7-8. 1907. 
W{[atson], W. The wonderberry. Gard. Chron. 46: 291. /. 727- 
129. 300 1909. 
Webber, H. J. Plant breeding for farmers. Cornell Univ. Agric. 
Exp. Sta. Bull. 251: 289-332. f. 135-144. F 1908. 
/ Wheeler, H. J., & Hartwell, B. L. Concerning the functions of sodium 
salts. Rep. Rhode Island Agric. Exp. Sta. 19: 186-316. 1907. 
Whetzel, H. H. Bean anthracnose. Cornell Univ. Agric. Exp. Sta. 
Bull. 255: 429-448. f. 277-222. My 1908. 
Whetzel, H. H. Some diseases of beans. Cornell Univ. Agric. Exp. 
Sta. Bull. 239: 195-214. f. roo-114. Ap 1906. 
Whetzel, H. H. The blight canker of apple treees. Cornell Univ. 
Agric. Exp. Sta. Bull. 236: 99-138. /. 51-84. F 1906. 
Whetzel, H. H., & Stewart, F. C. The control of plant diseases. 
Cornell Univ. Agric. Exp. Sta. Bull. 252: 349-361. 4. 167-775. 
Mr 1908. 
Wieland, G.R. The Williamsonias of the Mixteca Alta. Bot. Gaz. 
48: 427-441. f. 1-70. 18 D Ig09. 
Wilcox, E. M., & Stone, R. E. Directions for the control of Nebraska 
plant diseases. Nebraska Agric. Exp. Sta. Rep. 22: 21-63. 1 
1909. 
Wilson, C. S., & Reddick, D. The black rot of the grape and its con- 
trol. Cornell Agric. Exp. Sta. Bull. 266: 389-412. f 99-170. 
My 1909. 
Wilson, G. W., & Seaver, F. J. Ascomycetes and lower fungi. Fas- 
cicle III. Mycologiat: 268-273. 4 D 1909. 
Wilson, N. E., Dinsmore, S. C., & Kennedy, P. B. Native forage 
plants and their chemical composition. Nevada Agric. Exp. Sta. 
Bull. 62: 1-41. Je 1906. [Illust.] 
