CONTRIBUTIONS FROM THE GRAY HERBARIUM 
OF HARVARD UNIVERSITY 
New Series.—No. XLVIII 
ISSUED 
‘NG 15 1916° 
I. The True Mertensias of Western North America 
II. Revision of the Genus Oreocarya 
III. Notes on Certain Borraginaceae 
By J. FRANCIS MACBRIDE 
HARVARD UNIVERSITY PRESS 
CAMBRIDGE, MASS., U.S.A. 
Avaust, 1916 
