CONTENTS. 
Page. 
Introductory statement... ....... 2-2-0 2-20 eee ee eee ee cere creer tener e renee 
Catalogue of species........---------2---cee cere cer ee rere nsten ee a 
Catalogue of specimens. .......--. ---2----20 ceecee cere reece renter reese 771 
ILLUSTRATIONS. 
Facing page. 
P . . ee ane SELL Lee shuts 2 eats open artnnes etnies 212 
LATE TIT, Cardamine leiberqii......----- 22-22 cer eer cece et on 
IV. Viola orbienlata....-.---c-- eee eee cee eee cee ees cee es creme res eee 2 
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