134 ''Sleepy Disease'' of the Tomato 



Fig. 3. (1) Plant inoculated with F. alho-atrum at an average temperature of 20-0° C. 



(2) Control plant. 

 Fig. 4. (1) Recovery which resulted from placing the wilted plant (Fig. 3 (1)) under an 



average temperature of 25" C. for 24 hours. (3) Inoculated plant left at 200" C. 



showing wilt. 



PLATE VI. 



Fig. 1. Antinhiiiuin. (1) Control. (2) Inoculated with V. alho-atrum by a prick in the 



stem: wilt shows on one side only. (3) Plant grown in infected soil. 

 Fig. 2. Potato. (1) Control. (2) and (3) Inoculated with V. albo-atrum. 



PLATE VII. 



Fig. 1. Cotton plant. (1) Control. (2) Inoculated with F. a/6o-a/r?<w. 

 Fig. 2. Sycamore. (1) Control. (2) Inoculated with F. albo-atrum. 



{Received Oct. mh, 1921) 



