TABLE OF CONTENTS. ix 



IV. Examination of physiognomic characters of the metaspermic 

 plants of the Minnesota valley 138 



G. Table of arboreal Metaspermae 739 



H. Table of shrubby Metaspermae 740 



I. Table of aquatic Metaspermae 743 



K. Table of swamp and marsh Metaspermae 744 



V. Examination of the dominant metaspermic families of the Min- 



nesota valley 752 



VI. Conclusion 758 



INDEX OF THE LIST 761 



ERRATA. 



p. 64. For arundiuacea read arundinacea. 



p. 343. For presslii read preslii. 



p. 441 : For var. pilosum read var. pilosa. 



