tion  through  lateral  vein,  showing  small  vasal  bundle ;  e,  long,
matted  hairs  upon  lower  surface  j  f,  portion  of  adjoining  midrib ;  g,  slightly
revolute  margin.  Fig.  46,  a  longitudinal  section  of  parenchyma  cells
of  midrib,  magnified  250  diameters  j  a,  pit  in  parenchyma  cells  as  seen
in  section;  6,  pits  in  parenchyma  cells  face  view,  longitudinal  section  of


REPORT  ON  THE  PROGRESS  OP  PHARMACV.
FIC.  45-


ERIODICTVON  GUJTINOSUM.
Fia  47-


Small  Portion  of  the  Upper  EpidermiB  MagniBed  150  DiameterB.
Fill.  48.
Lang;iludinal  Section  Through  the  Midrib.
558


REPORT  ON  THE  PROGRESS  OF  PHARMACY.
cells;  r,  middle  lamella.  Fig.  47,  a  small  portion  of  the  upper  epi-
dermis magnified  250  diameters  ;  a,  base  of  long  woolly  hair ;  ^,  ?  ;  c,
cell  contents  shrunken  from  walls,  due  to  treatment  with  alcohol ;  d,  mid-
dle lamella.  Fig.  48,  a  longitudinal  section  through  the  midrib:  a,
ducts  of  the  vasal  bundle,  showing  spirals ;  fi,  adjoining  phloem  tissue  in
longitudinal  section ;  c,  ends  of  ducts  as  seen  when  focus  is  slightly
changed.     Fig.  49,  various  forms  of  hairs  from  the  leaf,  magnified   250

Fig.  49.
Various  Forms  of  Hairs  from  the  Leaf,  Magnified  250  Diameters.
diameters ;  a,  short  multicellular  glandular  hair  found  upon  upper  surface
of  blade  and  also  upon  midrib ;  ^,  an  unusual  form  of  hair  observed  upon
the  petiole ;  c,  one  of  the  long  woolly  hairs  which  abound  upon  the  lower
surface  of  the  leaf,  and  which  give  to  it  its  characteristic  whitish  appear-
ance.— Amer.  Jour.  Pharm.,  Nov.,  1895,  565-572.
OLEACE*:.
