PLATE XXIX 



Sclerotinia smilacina: 



Fig. I. — Ginseng roots showing the characteristic black color from artificial inocu- 

 lation. The root on the left is the check. 



Fig. 2 . — Rhizomes of Smilacina racemosa inoculated with a species of Sclerotinia 

 isolated from ginseng. The rhizome on the right is the check. 



