
PLATE XXVI.— SomE Funcus DISEASES OF ALFALFA. 
1, Ascochyta leaf spot (Ascochyta sp.) ; 2, Leaf spot (Pseudopeziza medicaginis) ; 
3, Cercospora leaf spot (Cercospora medicaginis) ; 4, Stagonospora leaf spot 
(Stagonospora carpathica) ; 5, alfalfa stems attacked by Sclerotinia libertiana. 
Two stems at top split to show sclerotia formed within. 
(All figures natural size.) 
