INDEX TO AMERICAN BOTANICAL LITERATURE 189 
Garcia, F., & Rigney, J. W. Grape crown-gall investigations. New 
Mexico Agr. Exp. Sta. Bull. 85: 3-28. f. 1-3. Ja 1913. 
Gates, R. R. A contribution to a knowledge of the mutating Oeno- 
theras. Trans. Linn. Soc. Bot. II. 8: 1-67. pl. 1-6. Ja 1913. 
Goodspeed, T. H. Quantitative studies of inheritance in Nicotiana 
hybrids. II. Univ. Calif. Pub. Bot. 5: 169-188. 9 Ja 1913. 
Gormley, R. The violets of Ohio. Ohio Nat. 13: 56-61. Ja 1913. 
Gortner, R. A., & Harris, J.A. Ona possible relationship between the 
structural peculiarities of normal and teratological fruits of Passi- 
flora gracilis and some physico-chemical properties of their expressed 
juices. Bull. Torrey Club 40: 27-34. 20 F 1913. 
Greene, E.L. The two Howells, botanists. Am. Mid. Nat. 3: 30-32. 
Ja 1913. 
Harris, J. A. Prolification of the fruit in okra, Hibiscus esculentus. 
Torreya 13: 33-35. F 1913. 
Heller, A. A. New western plants. Muhlenbergia 8: 137-142. pl. 16, 
17 +f. 28. 31 Ja 1913. 
Includes Cressa vallicola, C. minima, and Caulanthus senilis, spp. nov. 
Hesse, E. Echinocactus Graessneri K. Sch. Monats. Kakteenk. 23: 
2-6. 15 Ja 1913. [Illust.] 
Hull, E. D. Ebony spleenwort and shining club moss in northwest 
Indiana. Am. Bot. 19: 30. F 1913. 
Hull, E. D. Extended range of Viola pedata L. Rhodora 15: 18, 19. 
7 F 1913. 
Humphrey, L. E. The Ohio dogbanes. Ohio Nat. 13: 79, 80. 20 F 
1913. 
Kittredge, E. M. Some trees and shrubs of Rockland County. Tor- 
reya 13: 25-33. F 1913. 
Kunze, R. E. Echinocactus Wislizent Engelm. var. phoeniceus Kunze 
var. nov. Monats. Kakteenk. 23: 8,9. 15 Ja 1913. 
Lloyd, F. E. The induction of nonastringency in persimmons at 
supranormal pressures of carbon dioxide. Science II. 37: 228-232. 
7 F 1913. 
Lloyd, F. E. Leaf water and stomatal movement in Gossypium and a 
method of direct visual observation of stomata in situ. Bull. 
Torrey Club 40: 1-26. f. I-3. 20 F 1913. 
Lunell, J. Adicea. Am. Mid. Nat. 3: 6-12. Ja 1913. 
Includes Adicea fontana, A. opaca, A. Niewlandii, and A. Deamit spp. nov. 
Lunell, J. Erigeron in North Dakota. Am. Mid. Nat. 2: 253-258- 
Jl 1912;—II. Am. Mid. Nat. 3: 1-6. Ja 1913. 
Includes descriptions of nine new species. 
