EPICHLOE 



225 



A disease that is exceedingly difficult to deal with, as it is 

 so generally distributed on grasses throughout the country, 

 and when in abundance causes loss on account of the 

 inflorescence being arrested. I have seen many acres of 

 Agrostis canina (L.) growing on a common, practically every 



FlG. 65. Epichloe typhina. 1, fungus or leaf-sheath 

 of Hole us mollis; 2, fungus on Holcus lanatus ; 3, portion 

 of fungus showing warts on surface, corresponding to 

 mouths of perithecia ; 4, section of perithecium ; 5, ascus 

 with spores escaping ; 6, ascospore ; 7, conidiophores 

 with conidia. Figs. 1 and 2 reduced ; remainder mag. 



plant of which was infected. It is often abundant on wild 

 grasses growing on the borders of fields, etc. 



The only preventive method that can be suggested is that 

 of cutting the grass before the fungus becomes orange in 



