42 DISEASES OF CULTIVATED PLANTS 



portion of the wound. This form of injury is mostly present 

 on plants grown under glass, and is especially common on 



In' warts on 



w n in .1 li"t house. Nat. 



ol Solatium and allied plants. It is. however, also mel 

 with on other plants, as species of Mimosa, Acacia, Camellia, 

 etc. It is occasionally observed on plants growing outsidi . 



