No. 481] NOTES AND LITERATURE 



58 



if all of its topics were thoroughly worked over; but tli(> purpose of 

 its authors has been to present somewhat more than is likrly to he 

 used, so that individual teachers may find it comprehensive enougii 

 to base on it courses adapted to their several needs. It is safe to say 

 that it will be a much consulted book even in laboratories where other 

 manuals are used to outline the courses given. 



Rydberg's Flora of Colorado.' 



1906) deals with Hioloiry 



"Development ol" :\I(.rph( 

 Development of Biolo^ry " 

 ficial and Natural Selcn iio 

 "The Fundamental Proli 

 Wiesner, "The Devclopiu 

 of the Other Sciences '; 1 

 lems"; Arthur, "The flis 

 "Vegetable Patholog^ an 

 of Ecologv in Miulvvn 



