BOTANICAL GAZETTE. ; 157 
sheath, outside which lies the usual green mesophyll. By exam- 
ining the early stages in the stem, it was found that they divided | 
first at right angles to the plane of the leaves, and afterwards 
each half again divides, and sends a branch to each leaf. But 
this does not yet wholly clear up the matter. The paper excited 
considerable interest, and was discussed by Profs. Buckhout, 
Macloskie and others. 
«metof. W. R. Dudley, of Cornell University. spoke of the 
Torsion of Stems 
. Present. Prof, Beal, the President, read a paper “ Concern- 
the ge Manner in which Certain Seeds bury themselves beneath 
On” 
= Succe 
Se discussion that followed was participated in by Profs. Roth- 
: , vessey and others . 
pa ror W. R. Lazenby, of the Obio University, presented a 
 . : Prolificacy of Certain Weedy — by 
he b uc an 
average plant. seeds found by actual count to be pro y 
