CRYPTOGAMS 



POTATO DISEASE— FUNGUS 



PLATE XII. 



Fig.1 Potato -leaf with friz Fimgus 



Fig. 2 Hyphz projecting 

 from. Storruz 



Fig. 3 ffyphi furdu r deveL •: \ \ 1 



Engraved. Printed and PubHsned "by "Wife AX Johnston, Edinburgh. 



