The Botanical Gazette 
A Montbly Fournal cere all Departments of Botanical Science 
Edited by — M. Coulter and CH S R. BARNES, with the assistance of other members of the 
botanical Mall of the Guivenicy of Chicago. 
Vol. XLL No. 6 e Issued June 30, 1906 
CONTENTS 
SOME STUDIES REGARDING THE BIOLOGY OF BUDS AND TWIGS IN WINTER 
(WITH EIGHT FIGURES). Karl M. Wiegand eee 
THE LIFE HISTORY OF POLYSIPHONIA VIOLACEA. CONTRIBUTIONS FROM THE HULL 
BoranicaL Laporatory LXXXIII. Shigeo Yamanouchi - 425 
THE STRUCTURE AND DEVELOPMENT OF THE BARK IN THE SASSAFRAS 
(WITH NINE FIGURES). Howard Frederick Weiss - 434 
BRIEFER ARTICLES. 
THE DIstRIBUTION AND Hairs OF SOME Common Oaks. E. J. Hill - - - = us 
CURRENT LITERATURE. 
en REVIEWS - - - - - = = a Es my ae a = 448 
ANICAL DICTIONARY. 
MINOR NOTICES ee eters ent nec a ee pereat iron aires anernnepfimmmee ree orton orl 
NOTES FOR STUDENTS 4. ee tg eS gee Rs Ber ee ey ek tS ey 
NEWS mm > - - = -~ - - ~ ow. = e -~ - - - - 45 
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Entered August 21, 1896, at th es d-cl; tter, under Act of Congress March 3, 1879. 
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