CONTENTS. 
a. Report of the Officers of the Board 
2, Scientific Papers : — 
a. Juglandaceae of the United States — 
By William Trelease 25 
b. A Study of the Agaves of the United States — 
By A. Isabel Mulford 47 
c. The Li^late Wolffias of the United States — 
a. The Value of a Studj of Botany — 
By Henry Wade Sogers 113 
a. Tlie Sturtevant Prelinnean Library 123 
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