TABLE OF CONTENTS 
PAGE 
BotanicaL CONTRIBUTIONS : 
Bolivian Mosses, Part II, by R.S. Wittiams. [/ssued 
910 | : . : . . : , . 227 
Critical Notes on New or Little Known Species in the 
Herbarium of the New York Botanical Garden, by 
B.P.G. HocureutTiner. [Jlssued Ap r5, 1910] 262 
A Phytogeographic and Taxonomic Study of the South- 
ern California Trees and Shrubs, by LE Roy 
Asrams. [Jssued S27, 1910] . ; . - 300 
Each paper was issued separately, in advance, on the date indicated. 
