PLATE I. 



Stum cicutaefolium Gmel. A jar of seedlings, photographed at the University 

 of Chicago, October 10, 1903, by Dr. W. J. G. Land ; spring-growth of an old 

 plant, photographed at Lockport, 111., May 16, 1903, by W. E. Praeger ; and a 

 flowering-stem photographed at South Chicago, September 22, 1903. 



