vi CONTENTS [VOLUME XLI 
PAGE 
Temperature and toxic action Mog pig -three 
cha 
rts - Charles Brooks 359 
The Sab cies) ates some Cuban Nympacacese (with 
plates XVI-XVIII) - - Melville Thiriton Cook 376 
The life history of Polysiphonia iplicta. Contri- 
utions from the Hull Botanical Laboratory. 
LXXXVII (with three Hes and Lene XIX- 
XXVIII) - - . + Shigeo Yamanouchi 401 
The morphology of the ascocarp aa Se aT 
in the many-spored asci of Thecotheus Pelletieri 
(with plates XXIX and XXX) -. -  - James Bertram Overton 45° 
BRIEFER ARTICLES— 
Anthoceros and its Nostoc colonies - - - George J. Peirce 55 
Distribution and habits of some common oaks E. J, Hil 3 
Nereocystis Luetkeana (with one figure) - - Theodore C. Frye 143 
Two new species from Northwestern America - J.M. Greenman 146 
CURRENT LITERATURE - . - - - 60, 148, 222, 311, 393, 493 
For titles of books reviewed see index under | 
author’s name and Reviews. 
Papers noticed in “Notes for Students” are | 
indexed under author’s name and subjects. 
NEws - - - - 
. e - 79; 160, 239, 319, 49°; 593 
DATES OF PUBLICATION 
No. 1, July 28; No. 2, August = No. 3, October 2; No. 4; October 233 
No. 5, November 30; No. 6, Dec. 
