MEMOIRS DEPARTMENT OF BOTANY COLUMBIA COLLEGE. VoL. 1. PLATE 84. 
i MND anny CO ay UAE PLO RCS roa 7 - =k 
TO ug r 
——— j 
= Uc it 7 
s\7 SS Se Salle 
LONG SECTION STEM OF POLYGONUM ARIFOLIUM LINNAEUS. 
