INDEX TO AMERICAN BOTANICAL LITERATURE 201 
Herriot, W. Ericaceae and Orchidaceae in the vicinity of Galt, Ont. 
Ontario Nat. Sci. Bull. 5: 26-30. 1909. 
Herriot, W. The grasses of Galt, Ont., and vicinity. Ontario Nat. 
Sci. Bull. 4: 126-132. 1908. 
Herzog, T. Pflanzenformationen aus Ost-Bolivia. Vegetationsbilder 
7: pl. 31-42. 1909. 
Hoffman, E. J. Fructification of Macrocystis. Univ. Calif. Publ. Bot. 
4: 151-158. pl. 20. 25 F 1911. 
Holm, T. Biologic plant-types. Ontario Nat. Sci. Bull. 5: 9-22. 
1909. 
Holm, T. Botanical excursions. Ontario Nat. Sci. Bull. 3: 2-6. 
1907. 
Holm, T. The history of caricography. Ontario Nat. Sci. Bull. 4: 
PORMLI A. @ 1008: 
Honing, J. A. Die Doppelnatur der Oenothera Lamarckiana, Zeits. 
Induk. Abstammungs- und Vererbungslehre 4: 227-278. f. I-10. 
Ja Igrt. 
Humbert, E. P. A quantitative study of variation, natural and 
induced, in pure lines of Silene noctiflora. Zeits. Induk. Abstam- 
mungs- und Vererbungslehre 4: 161-226. f. 1-11. Ja 1911. 
Johannsen, W. The genotype conception of heredity. Am. Nat. 45: 
129-159. Mr 1og11._ [Illust.] 
Johnson, E. C. Floret sterility of wheats in the southwest. Phyto- 
pathology 1: 18-27. F 1911. 
Karsten, G. Mexikanischer Wald der Tropen und Subtropen. Vege- 
tationsbilder 1: pl. 19-24. 1904. 
Karsten, G., &Stahl,E. Mexikanische Kakteen-, Agaven- und Brome- 
liaceen-Vegetation. Vegetationsbilder 1: pl. 43-48. 1904. 
Kern, F. D. The rusts of white and red clover. Phytopathology 1: 
a0. EL LO1 TE: 
Klugh, A.B. The Carices of the vicinity of Kingston. Ontario Nat. 
Sci. Bull. 4: 103, 104. 1908. 
Kunze, R.E. Echinocactus corniger P. DC. var. flavispinus Haage jun. 
Monats. Kakteenk. 21: 9,10. 15 Ja 1911. [Illust.] 
Lee, E. The morphology of leaf-fall. Ann. Bot. 25: 51-106. pl. 4-6 
+f.1-20. Ja1g11. 
McFadden, A. S. The nature of the carpostomes in the cystocarp of 
Ahnfeldtia gigartinoides. Univ, Calif. Publ. Bot. 4: 137-142. pl. 18: 
25 F tort. 
