Proceedings of the Boston Society of Natural History. 
Vol. ‘29, No. 5, 
p. 87-108. 
CONTRIBUTIONS FROM THE GRAY HERBARIUM OF HARVARD 
UNIVERSITY. NEW SERIES. —NO. 17. 
By B. L. Robinson ani> J. M. Greenman. 
BOSTON: 
PRINTED FOR THE SOCIETY. 
August, 1899. 
