CONTENTS. 
PAGE 
New or CRITICAL SPECIES OF ACER, : . : 
A New Srupy or MICROSERIS, - - > : 2 
SomE PHACELIA SEGREGATES, - - ; ; ar : 
SORKGATES OF VIOLA CANADENSIS, - : 24 ; 
Some New ACAULESCENT VIOLETS, - - - - - 29 
REVISION OF ROMANZOFFIA, - - - - 34 
REVISION OF CAPNOREA, - - - - : - 42 
New SPECIES oF CRYPTANTHE, - ` . - ` 8 
A Fascicte oF New Composit&,-— - : . i BA 
New SPECIES OF APOCYNUM, - : - . - 64 
New SPECIES or ERIOGONUM, - - - - - OF 
A STUDY or EUTHAMIA, - - - - - - 72 
New SPECIES oF MONARDELLA, - - - - - 80 
New orn NoTEWwọoRTHY VIOLETS, - - : - - 87 
New on NoTewortHy Species. XXX, - - - - 107 
Tae Genus VIOLA IN MINNESOTA, - - - - 115 
NoviTaTes TEXANÆ, - - : - - - 138 
PLATYSTEMON AND ITS ALLIES, - - - - - 189 
THREE New RANUNCULI, - - - - - - 194 
New Spectres or POLYGONUM, - ‘ - - 197 
REVISION oF ESCHSCHOLTZIA, - - - - - - 205 
A New PApAVERACEOUS GENUS, - ‘ r 293 
A STUDY OF DENDROMECON, - < - - - 295 
SUGGESTIONS REGARDING SANGUINARIA, , : - - 306 
EXTENSION OF OSMARONIA, A ‘ : : i 309 
