TLbc ^Botanical ^asette 



a /ftontblig Journal Embracing all Departments of JBotanfcal Science 



Edited by John M. Coulter and Charles R. Barnes, with the assistance of other memhers of the 



botanical staff of the University of Chicago. 



Vol. XLIV, No* 5 



Issued November 16, J907 



CONTENTS 



THE FOREST FORMATIONS OF BOULDER COUNTY, COLORADO (with twelve 



figures). Robert T. Yonng 



321 



FERTILIZATION IN CYPRIFEDIUM. Contributions from the Hull Botanical Labora- 

 tory 103 (with plates xxiv-xxvii and one figure). Lu!a Pace - - - . - • 353 



GERMINATION OF SEEDS OF WATER PLANTS. Contributions from the Hull 



r 



Botanical Laboratory 104. William Crocker - - - - - - - - - 375 



BRIEFER ARTICLES 



Notes on Two California Nemophilas. Hurley P, Chandler 381 



Branching Sporangiophores of Rhizopus (w^ith one figure)! LeRoy H. Harvey - 382 



An Unusual Method of Vegetative Reproduction in Dionaea muscipula (with 



ONE figure). John IV, Harshberger 



382 



CURRENT LITERATURE 



BOOK REVIEWS 



3S4 



HANDBOOK OF TREES, PAVIA MEMOIRS. PROGRESS OF BOTANY. 



MINOR NOTICES - 

 NOTES FOR STUDENTS 



387 



NEWS - - • - 400 



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