Greenhotjse Notes. 



151 



The plants standing near the light were injured by it. By the 

 middle of February, the leaves on the plants within four or five 

 feet of the lamp were much curled and crinkled. On the first of 

 March this curling was apparent ten feet from the lamp, and the 

 plants were stunted and had a more strict or upright growth than 

 those farther away. The same injury was noticed in lettuce 

 plants which had been set between the cauliflowers, although it 



