| Che Botanical Gazette 
4 A Monthly Journal Embracing all Departments of Botanical Science 
Buited by JoHN M. COULTER, with the rang of er members of the botanical staff of the 
. University of Chi 
Issued February 16, 1945 
Vol. LI CONTENTS FOR FEBRUARY 1911 No. 2 
THE ANATOMY OF THE SPORELING OF MARATTIA ALATA. CONTRIBUTIONS FROM 
: THE HULL BOTANICAL LABORATORY 142 tb ei PLATES IX-XII AND THREE ienbcosoda 
q Grace Miriam Charles - 81 
UDIES ON THE RELATION OF THE LIVING CELLS TO THE TRANSPIRATION 
AND SAP-FLOW IN CYPERUS. II (witH two FIGURES). James Bertram Overton - 102 
DUCTION BY ROOTS. Oswald Schreiner and M.X.Sullivan -~- + - + = Tat 
UDIES ON THE PHLOEM OF THE DICOTYLEDONS aes PLATE wk Ansel F. 
Hemenway - 131 
JENOTHERA LAMARCKIANA: ITS EARLY CULTIVATION AND DESCRIPTION. 
fill 
JEFER ARTICLES 
tig TREUB (WITH PORTRAIT). /. A. C. - - - rs ae - - -< 34a 
VID PEARCE PENHALLOW (WITH od assay LC. Jeffrey: - - - - - - 142 
RRENT LITERATURE -° : 
BOOK REVIEWS s : 3 “ : . 5 = = z ‘ 148 
THE BOTANICAL SYSTEM. AMERICAN MEN OF SCIENCE : 
NOTES FOR STUDENTS - - . - - - - - - : - - eet 
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