CONTENTS: 
NEW SPECIES OF CASTILLEIA, - - - - 
A FASCICLE OF NEW VIOLETS, - eles 
NEW WESTERN SPECIES OF ROSA, - ~- - 
NEW CHORIPETALOUS EXOGENS, - - - 
NOTES ON MACHJERANTHERA,  - - 
EARLY SPECIFIC TYPES IN CHAMUECRISTA, - 
NEW SPECIES OF SISYRINCHIUM, - 
NEW OR pacis: viec XXIV, - 
- 
- 
- 
e 
e 
- 
Ls 
= 
Uu 
I 
« z Wo EVER - 
NEGLECTED GENERIC TYPES I, - ut 
[D e t I, 
Two NEW GERARDIAS, - - - - - 
A DECADE OF NEW GUTIERREZIAS, - E - 
SoME WESTERN SPECIES OF XANTHIUM, 
Four NEW VIOLETS, - - - - E 
SEGREGATES OF CALTHA LEPTOSEPALA, - 
NEW SPECIES OF ANTENNARIA, E - > 
WEST AMERICAN ASPERIFOLIA, IV, - - 
NECKER'8 GENERA OF FERNS, I, - x 
A FASCICLE OF SENECIOS, - * z s 
A DECADE OF NEW POMACEA, - » - e 
A FASCICLE OF NEW PAPILIONACE®, - - 
NOTES ON VIOLETS, - x T » 
SOME NEW OR CRITICAL RANUNCULE, - - 
A FASCICLE OF NEW ARNICAS, - y s - 
SOME RUDBECKIA SEGREGATES,  - - - 
