49-8 
‘Proceedings of the American Academy of Arts and Sciences. ; 
Vou. XLIX. No. 8.— Ocroser, 1913. 
CONTRIBUTIONS FROM THE GRAY HERBARIUM . 
OF HARVARD UNIVERSITY. 
New Series. — No. XLII. 
‘I. A Key to the Genera of the Compositae-Eupatorieae. ‘By Boi. 
RoBINson. 
II. Revisions of scsear Ageratum, and Ozxylobus. By B. L. Ros- © ‘ 
INSON. : 
III. Some new Combinations required by the International Rules. 
By C. A. WEATHERBY. ; 
IV. On the Gramineae collected by Prof. Morton E. Peck in British 
Honduras, 1905-1907. By F. Tracy Hussarp. 
NV. Diagnoses and Transfers among the Spermatophytes. By B.L. 
OBINSON. 
