400 The Botanical Gazette. [September, 
returns for conscientious effort, although the facts do not elu- 
cidate any point in human or animal physiology. Some of 
the dissatisfaction which caused G. H. Lewes to abandon the 
pursuit of his early dreams of a comparative psychology, and 
M. Foster to discontinue his early study of comparative gen- 
eral physiology, as both authors have assured us they did, 
may possibly be traceable to a lack of singleness of purpose 
in taking the good of the organism itself in each grade of de- 
- 
attained. 
part, and the study usually stands upon the same footing as 
that of the other sciences. The attainment of equal recog- 
nition as a substantia] element of an educational course, SU- 
perseding the notion that it constituted only an efflorescence 
to be classed with belles-lettres and other refinements, was 
the beginning of a Prosperous period. One of the effects of 
keeping well abreast with the times. Later, the systematists, 
finding that other departments of natural history had devised 
improved ways for Naming natural objects, undertook to fall 
into line and reform the method of naming plants, which led 
to the first serious break in unanimity which American bota- 
nists have known. So warm has been the contention that 4 
