^"'or elites of issue, see 

 J.H.Barnhart, Torreya 



7: 177-181. 1907* 

 Pt.l (lB56,^eeenber) 



2 (1037, second half) 



3 (1858, first ruarter) 



4 (1830, late in year). 



PHOTOLITHOGRAPHED BY 



THE MURRAY PRINTING COMPANY 



CAMBRIDGE, MASSACHUSETTS 



FOR THE 



ARNOLD ARBORETUM 

 1946 



