Proceedings of the American Academy of Arts and Sciences. 

 Vol. XLI. No. 9. —July, 1905. 



CONTRIBUTIONS FROM THE GRAY HERBARIUM OF 

 HARVARD UNIVERSITY. 



New Series. — No. XXXI. 



I. DESCRIPTIONS OF SPERMATOPHYTES FROM THE 



SOUTHWESTERN UNITED STATES, MEXICO, 



AND CENTRAL AMERICA. 



By J. M. Greesman. 



II. DIAGNOSES AND NOTES RELATING TO AMERICAN 

 EUPATORIEAE. 



By B. L. Robixson: 



