CONTENTS. 
STUDIES IN THE CRUCIFERA, I, 
1. Cardamine and Dentaria, 
2. A Proposed New Genus Schcenocrambe, 
3. Erysimum and Cheiranthus, 
STUDIES IN THE CRUCIFERA, II, 
REMARKS ON ACAULESCENT VIOLETS, = 
THE WINTER HELLEBORE, AND OTHER BIBLIOGRAPHIC tious 
CoRRECTIONS IN NOMENCLATURE, I, 
é‘ [11 «& 
RANUNCULACEOUS MONOTYPES, 
New WESTERN PLANTS, - - 
New SPECIES or ERI0GONUM, 
Tux Ho» TRaErorrs, - - 
II, 
ON THE CLASSIFICATION OF Aldiatqexe 
THE GENUS CHAMJECRISTA, 
NOoTES ON VIOLETS, - " à 
SomE WESTERN POLEMONIACEÆ, 
New or NOTEWORTHY VIOLETS, 
CRITICAL NOTES ON ANTENNARIA, 
THE GENERA POLYCODIUM AND Barooesonon, 
New SPECIES oF CONVOLVULUS, 
SoME CANADIAN VIOLETS, - 
A FASCICLE OF NEW LABIATA, 
Bese 
