TABLE OF CONTEXTS 



Page 



Introduction 9-38 



Work of Dr. Mohr and his contemporaries __.. 9-10 



Field work of the writer 10-11 



Literature cited ^ 13-22 



Principles of classification 23-25 



Nomenclature 25-26 



Definition of tree, shrub, etc 27-29 



JMethod of treatment 29-32 



Natural regions, soil and climate 32-38 



Systematic catalogue 39-323 



(For list of families see pp. 325-326.) 



Gymnosperms 30-T2 



Angiosperms T2-323 



]\Ionocotyledons 72-86 



Dicotyledons 87-323 



Apetalae 87-160 



Polypetalae 160-284 



Gamopetalae . 285-323 



Summary of the catalogue 324-327 



Distributional notes 328-339 



Additions and corrections 339-340 



Index 341-357 



