132 TRANS. OF THE ACAD. OF SCIENCE. 
aw. Bischoff, G. Engelmann), vegetable meeretning (Unger), 
eography and scenery, as specialities, are more and more ¢ul- 
v. Humboldt has, in his « mos,” given us a Natural History 
= the rel aah steak ps Univers, C. Mueller, in his “ Versuch 
hen Botanik,” an essay on the extraneous rela- 
tions of vegetable types, and Schleiden (“Die Pflanze und ihr 
r”) one on their intrinsic and gesthetical ones, we need not 
isrespect argues 
oihing b ta misapprehension of its oes and character. 
th were, at ith 
tO a legree, aauedaat wi 
sically and catholically THOROUGH 
Us and species w we are not enabled 
