44 NOTES AND COMMENT 



The University of jNIinnesota has just issued the Ninth Report of 

 the State Botanical Survey : a Manual of Minnesota Trees and Shrubs, 

 by Professor Clements, Professor Rosendahl, and Assistant Professor 

 Butters, of the Universit.y staff. The book will be useful to residents 

 of Minnesota by reason of its keys and numerous illustrations, and to 

 botanists at large through its detailed statement of the range and limits 

 of trees in that state. 



