OF THE FUNGI. 131 



The following re-agents may be used with advantage in 

 the examination of the spores — sugar, sulphuric acid, 

 iodine, and caustic potash, in solution. [As to the method 

 of employing re-agents, I must refer the student to the 

 works of Dr. L. Beale and others, bearing more directly 

 upon the subject than this little work pretends to do. — Ed.] 



K2 



