314 INDEX TO AMERICAN BOTANICAL LITERATURE 
Harter, L. L. The foot-rot of the sweet potato. Jour. Agr. Research 
I: 251-274. pl. 23-28 -+ f. 1. 10 D 1913. 
Heller, A. A. The oaks of the Pacific slope—I. Muhlenbergia 9: 39- 
44. pl. 6-8. 30 Ap 1913;—II. Muhlenbergia 9: 52-54. pl. 9, 10 
+f.7r. 19 My 1913. [Illust.] 
Henry, ‘ K. Two British Columbia notes. Torreya 14: 45, 46. 17 
Mri 
haere a note on Rhododendron albiflorum poikilon, forma nova. 
Hewitt, J. L. Twig blight and blossom blight of the apple. Arkansas 
Agr. Exp. Sta. Bull. 113: 495-505. 1913. 
Hoyt, W.D. Some effects of colloidal metals on Spirogyra. Bot. Gaz. 
57: 193-212. f. 1-4. 14 Mr 1914. 
Humphreys, E.W. Some fossil leaves and their significance. Torreya 
14: 39-42. pl. A, B. 17 Mr 1914. 
Jones, H.C. The bearing of osmotic pressure on the development of 
physical or general chemistry. Plant World 16: 73-88. Mr 1913. 
Kelley, W. P. The function of manganese in plants. Bot. Gaz. 57: 
213-227. 14 Mr 1914. 
Kern, F.D. The nature and classification of plant rusts. Trans. Am. 
Micros. Soc. 32: 41-67. f. I-5. 1913. 
Knowlton, F. H. The Jurassic flora of Cape Lisburne, Alaska. U. 5. 
Dept. Int. Geol. Surv. Professional Paper 85: 39-64. pl. 5-8. 1914- 
Kranzlin, F. Eine neue Buddleia-Species. Repert. Sp. Nov. 13: 
160, 161. 28 F 1914. 
Kranzlin, F. Novitiae quaedam Bolivianae. Repert. Sp. Nov. 13 
117-120. 30 Ja19g 
Includes Spigelia Heros Zephyranthes Pseudo-Colchicum, Sisyrhinchium 
pictum and S. praealium, spp. 
Kiikenthal, G. Pe ee novae. IV. Repert. Sp. Nov. 13: 135) 
136. 28 F 1914. 
Includes Rhynchospora Ostenii sp. nov., from Uruguay. 
Lewis, D. E. The control of apple blotch. Kansas Agr. Exp. Sta 
Bull. 196: 521-574. f. 1-19, 21. D 1913. 
Loesener, T. Plantae Selerianae—VIII. Verhand!. Bot. Ver. Bran- 
Rah 1913: 151-194. f. A-L. 1913. 
cludes descriptions of four new species from Mexico and six new species from 
e Nersawe 
Long, W. H. Polyporus dryadeus, a root parasite on the oak. Jour. 
Agr. Research 1: 239-250. pl. 21, 22. 10 D 1913. 
