390 BOTANICAL GAZETTE [MAY 
I wish here to thank Dr. T. J. Burritt of the University of 
Illinois, under whom these investigations were carried on, for the 
privileges of the department extended to me, and Dr. Cuartes F. 
Horttes of the same department, and Dr. H. A. GLEASoN of the 
University of Michigan, for their kindly criticism of portions of the 
manuscript. 
UNIVERSITY OF TENNESSEE 
KNOXVILLE, TENN. 
LITERATURE CITED 
Lal 
. 
ANDERSON, A. P., Comparative anatomy of the normal and diseased 
organs of Abies balsamea affected with Aecidium elatinum. Bot. Gaz 
24:191. 18097. 
. ANpREws, F. M., Ueber die Wirkung der Centrifugalkraft auf Pflanzen. 
Jahrb. Wiss. Bot. 38:21. 1902-1903. 
, The effect of gases on nuclear division. Ann. Botany 19:521. 
is) 
1905. 
4. ArTxinson, G. F., Leaf curl and plum pockets. Cornell Exp. Sta. Bull. 
732319. 18 
5a. BLAZEK, I, "Ueber den Einfluss der Benzoldimpfe auf die pflanzliche 
Zellteilung. Abhandl. Bohm. Akad. 2:no. 17. 1902; notes from Hott- 
RUNG’S Jahresbericht 5:24. 1902. 
. Boxorny, T., Protection of plants against fungi. Biol. Centralbl. 19: 
177-185. 1899; notes from Jour. Roy. Micr. Soc. London 1899: 414. 
ONNIER, G., Expériences sur la production des caractéres alpins des, 
plantes par l’altérance des températures extrémes. Compt. Rend. 127% 
307. 1808. 
: , Caractéres anatomiques et physiologiques des plantes rendues 
artificielement alpins par l’altérance des températures extrémes. Compt. 
Rend. 128:1143. 1899. 
8. BRETFELD, F. vON, Ueber Vernarbung und Bilattfall. Jahrb. Wiss. 
Bot. 122133. 1880. 
9. Bruck, W. F., Zur Frage ing Windbeschadigungen an Blattern. Beih. 
Bot. Conttalbl. 20767. 190 
10. CHAMBERLAIN, C. J., eae in plant histology. 2ded. Chicago. 1905. 
11, Cuopat, R., Le noyau cellulaire dans quelques cas de parasitisme ou de 
symbiose intercellulaire. Cong. Internat. ae Exp. Univ. Paris. 1900; 
notes from Hottrune’s Jahresbericht 5:24. 2. 
12. Crocker, W., and Knicurt, L. I., Effect of Riatoating gas and ethylene 
upon Sowetine carnations. Bor. Gaz. 462259. 1908. 
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