80 
Nebraska Agricultural Exp. Station, Research Bui. 12 
DESCRIPTION OF PLATE VI 
A. Microphotograph of cross section of a stroma. The spores had 
been expelled from several of the perithecia. 
B. Microphotograph (much enlarged) of two of the perithecia 
shown in A. Asoi and ascospores of all degrees of maturity are shown. 
The light colored spores are still immature. 
