278 INDEX TO AMERICAN BOTANICAL LITERATURE 
Benedict, R.C. Snow injury to trees. ‘ Torreya 16: 71, 72. 17 Mr 
1916. 
Bessey, E. A., & McClintock, J.A. Some ginseng troubles. Ann. Rep. 
Sec. Michigan Board Agr. 54: 267-279. f. I-5. 1915. 
Blake, S. F. A new Vaccinium from Costa Rica. Jour. Bot. 53: 271, 
272. 19%5. 
Brooks, C., & Fisher, D. F. Brown-rot of prunes and cherries in the 
Pacific northwest. U. S. Dept. Agr. Bull. 368: 1-10. pl. I-3- 
6 Mr 1916. 
Brown, W. H. The mechanism of movement and the duration of the 
effect of stimulation in the leaves of Dionaea. Am. Jour. Bot. 3: 
68-90. f. z. 4 Mr 1916, 
Castle, W. E. Variability under inbreeding and cross-breeding. Am. 
Nat. 50: 178-183. Mr 1916. 
Collins, G. N., & Kempton, J. H. Parthenogenesis. Jour. Heredity 
7: 106-118. f. 2-9. Mr 1916. 
Diehl, W. W. The flora of the ledges region of Boone County, Iowa. 
Proc. lowa Acad. Sci. 22: 77-104. pl. 18-19 +f. 1, 2. 1915. 
Dixon, H. N. New and rare African mosses from Mitten’s herbarium 
and other sources. . Bull. Torrey Club 43: 63-81. pl. z. 11 Mr 1916. 
Includes descriptions of nine new species. 
Evans, A.W. A new species of Metzgeria from the Galapagos Islands. 
Torreya 16: 67-70. f. 1-5. 17 Mr 1916. 
Metzgeria grandiflora sp. nov. 
Fernald, M.L. A pubescent form of Salix Uva-ursi. Rhodora 18: 52- 
13 Mr 1916. 
Floyd, B. F. Report of plant physiologist. Ann. Rep. Florida Exp. 
Sta. 1912: cii-cxiv. f. 3-8. Mr 1913. 
Frye, T. C. Gas pressure in Nereocystis. Puget Sound Marine Sta. 
Publ. 1: 85-88. pl. 16. 1 F 1916. 
Garman, H. Some Kentucky weeds and poisonous plants. Kentucky 
Agr. Exp. Sta. Bull. 183: 255-339. f. z-45. Au 1914. 
Garman, H., & Didlake, M. Six different species of nodule bacteria. 
Kentucky Agr. Exp. Sta. Bull. 184: 343-363. f. 1-7. Au 1914. 
Gassner, G. Untersuchungen iiber die Abhangigkeit des Auftretens 
der Getreideroste von Entwicklungszustand der Nahrflanze und 
von dusseren Faktoren. Centralb. Bakt. Zweite Abt. 44: 512-617 
10 D tots. 
Gates, F.C. The region of greatest stem thickness in Raphidophora. 
Am. Jour. Bot. 3: 65-67. f. z. 4 Mr 1916. 
