Che Botanical Gazette 
A Montbly Journal Embracing all Departments of Botanical Science 
Edited by JoHN M. CouLter and CHARLES R. BARNEs, with the assistance of other members of the 
botanical staff of the aiecatiy of Chicago. 
Vol. XLI, No. 3 Issued March 31, 1906 
CONTENTS 
A MORPHOLOGICAL STUDY OF SARGASSUM FILIPENDULA. ConrrIBUTIONS FROM 
HE HULL BoranicaL LABORATORY LXXXII (wirH PLATES xX AND x1). Etoile B. Simons 161 
CHROMOSOME REDUCTION IN THE MICROSPOROCYTES OF LILIUM 
TIGRINUM (wirH PLATES xII AND xt). John H. Schaffner 183 
CYTOLOGICAL STUDIES ON THE ENTOMOPHTHOREAE. I. THE aaa ce 
D DEVELOPMENT OF EMPUSA (WITH PLATES XIV AND Xv). Edgar W. Oliv 192 
BRIEFER ARTICLES. 
NEw pi Aco APPLIANCES FOR USE IN PLANT PaHysroLocy. III (WITH TWO FIGURES). 
W.F nong - - - - - - - - - . - - - 209 
CURRENT LITERATURE. 
BOOK REVI IEWS a sf i x - + : + - - - - - 214 
BACTERIAL DISEASES. 
MINOR NOTICES EO tag See Ge ae FOR Beer tek Sea gee Va oe 
Wet POR STUDENTS: =e P e  e ae 
5 Re aie AO CR Ce Oe Ooie cea CCL oacen Ge gm 
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