450 University of California Publications in Botany [Vol. 5 



Doubt, Sarah L. 



1917. The response of plants to illuminating gas. Bot. Gaz., vol. 63, p. 209, 



Fitting, H. 



1911. Untersuchungen iiber der vorzeitige Entblatterung von Bliiten. Jahrb. 

 f. wiss. Bot, vol. 49, p. 187. 



GOODSPEED, T. H., AND KENDALL, J, N. 



1916. On the partial sterility of Nicotiana hybrids made with N. sylvestris 



as a parent, III. An account of the mode of floral abscission in the 

 Fi species hybrids. Univ. Calif. Publ. Bot., vol. 5, no. 10, p. 293, 



GOODSPEED, T. H., AND DAVIDSON, P. 



1918. Controlled pollination in Nicotiana. Univ. Calif. Publ. Bot., vol. 5, 



no. 13, p. 429. 

 Hannig, E. 



1913. Untersuchungen iiber das Abstossen von Bliiten u.s.w. Zeitschr. Bot., 

 vol. 5, p. 417. 



Harvey, E. M. 



1913. The castor bean plant and laboratory air. Bot. Gaz., vol. 56, p. 439. 



1915. Some effects of ethylene on the metabolism of plants. Bot. Gaz., vol. 



60, p. 193. 

 Hempel, J. 



1911. Researches into the effect of etherization on plant metabolism. Kgl. 



Danske. Vidensk. Selsk. Skrift., vol. 7, p. 215. 



Hodgson, R. W. 



1917. Some abnormal water relations in citrus trees of the arid Southwest 



and their possible significance. Univ. Calif. Publ. Agr. Sci., vol. 3, 

 no. 3, p. 37. 



1918. An account of the mode of foliar abscission in Citrus. Univ. Calif. 



Publ. Bot., vol. 6, no. 15, p. 417. * 



JOHANNSEN, W. 



1896. Aether-und Chloroform-Narkose und deren Nachwirkung. Bot. Cen- 

 tralbl., vol. 68, p. 337. 



Kendall, J. N. 



1918. Abscission of flowers and fruits in the Solanaceae, with special refer- 

 ence to Nicotiana. Univ. Calif. Publ. Bot., vol. 5, no. 12, p. 347. 



Knight, L. I., and Crocker, Wm. 



1918. Toxicity of Smoke. Bot. Gaz., vol. 55, p. 337. 



Lloyd, F. E. 



1914. Abscission. Ottawa Nat., vol. 28, p. 41. 



1916. The abscission of flower buds and fruits in Gossypium, and its rela- 



tion to environmental changes. Trans. Roy. Soc. Canada, 3rd Series, 

 vol. 10, sec. 4, p. 55. 



Moore, W., and Willaman, J. J. 



1917. Studies in greenhouse fumigation with hydrocyanic acid: physiological 



effects on the plant. Jour. Agric. Res., vol. 11, no. 7, p. 319. 



OSTERHOUT, W. J. V. 



1913. The effect of anesthetics upon permeability. Science, n.s., vol. 37, 

 p. 111. 



Setchell, W. a. 



1912. Studies in Nicotiana, I. Univ. Calif. Publ. Bot., vol. 5, no. 1, p. 1. 



