THE QUARTERLY REVIEW OF BIOLOGY 



selection of the more common and more 

 beautiful flowers found in Kashmir. 

 There are many colored illustrations, every 

 genus being represented by at least one 

 species. The paintings give evidence of 

 real talent in faithfully rendering posture, 

 form and color of the plants. 



A TEXTBOOK OF SYSTEMATIC BOT- 

 ANY. 

 By Deane B. Swingle. 



McGraw-Hill Book Co., Inc. 

 $z.oo 5! x 9; xiii + Z54 New York 



This text is to be used in the study of 

 taxonomy. It is divided into two main 

 parts. The first deals with the principles 

 and rules upon which systematic botany is 

 based and the second describes some sixty 

 families of spermatophytes. 



botanist as well as for the seed analyst, for 

 whom it is particularly intended. 



ATLAS DER S AMENKUNDE . z 3 Tafeln 



mit 62$ Abbildungen der Samen der wichtigsten 



Klee-und der verbreitetsten Unkrauter. Ver- 



Zeichnis der im Atlas fur Samenkunde wiederge- 



gebenen Samenarten mit kurzer Angabe ihres 



Vorkommens. 



By Prof. Freckmann and Dr. Brouwer. 



J. Neumann-Neudamm 

 Z4 marks Berlin 



Z3 plates; catalogue 16 pp. 

 Superb heliotype reproductions of 

 greatly enlarged photographs of the 

 common grass and weed seeds. This 

 atlas will be invaluable in any botanical 

 laboratory or agricultural experiment sta- I 

 tion. 



FORESTRY IN SWEDEN. Trade Promo- 

 tion Series No. 56. 

 By Emil Kekich. 



U. S. Government Printing Office 

 10 cents Washington 



5! x 9I; iv + Z7 (paper) 

 A brief description of forest management 

 in Sweden. 



LANDWIRTSCHAFTLICHE SAMEN- 

 KUNDE. Ein Schliissel %um Bestimmen der 

 kleinkbrnigen Kultursamen sowie der wichtig- 

 sten Unkra-ut samen. 



By W. Bromver. J. Neumann-Neudamm 



10 marks 6J x 9! ; 130 Berlin 



Keys, supplemented by photographic 

 illustrations not so well reproduced as they 

 should have been, for the identification of 

 the seeds of agricultural plants and weeds. 

 A useful reference work for the general 



MORPHOLOGY 



STRUCTURE DES MUSCLES STRIES. 

 Etude Microcinematografhique des Contrac- - 

 tions Normales et Atypiques des Muscles et du 1 

 Myocarde. 



By R. Lutembacher. Mas son et Cie 



45 francs 6| x 9I; 154 (paper) Paris . 

 Unquestionably the potentialities of the 

 moving picture camera as an aid to bio- 

 logical research are at this present moment 

 only dimly envisaged. But anyone who 

 has seen Dr. Carrel's remarkable pictures 

 of his tissue cultures cannot but be | 

 impressed with the possibilities which lie 1 

 in this technique. The present volume < 

 deals with a study of the structure, 

 development, and functional activity cm 

 striated muscle, by the cinematographic 

 method. A number of interesting new 

 observations are recorded, though no final 

 general conclusions of a novel character 

 are established. 



