47—6 
Proceedings of the American Academy of Arts and Sciences. 
Vou. XLVII. No. 6.—Juny, 1911. 
CONTRIBUTIONS FROM THE GRAY HERBARIUM 
OF HARVARD UNIVERSITY. 
| an BN 
Naw Suunto No XESTX.- 
By B. L. Rostnson, 
I. On the Classification of certain Hupatorieae. 
II. Revision of the Genus Barroetea. 
III. On some hitherto undescribed or misplaced Compositae. 
se BUT. GART 
1911 
