570 
Eriodictyon  Glutinosn m. 
fAm.  Jour.  Pharm. 
\  November.  1895. 
Fig.  6. — Small  portion  of  under  epidermis  magnified  250  diame- 
ters ;  a,  base  of  long  woolly  hair  ;  c,  cell  contents  shrunken  from 
walls,  due  to  treatment  with  alcohol  ;  d,  middle  lamella. 
Fig-  7- — Longitudinal  section  through  the  midrib  ;  ay  ducts  of  the 
vasal  bundle,  showing  spirals ;  b,  adjoining  phloem  tissue  in  longi- 
tudinal section  ;  ct  ends  of  ducts  as  seen  when  focus  is  slightly 
changed. 
Fig.  8. — Various  forms  of  hairs  from  the  leaf,  magnified  250 
diameters;  a,  short  multicellular  glandular  hair  found  upon  upper 
Fig.  6. 
surface  of  blade  and  also  upon  midrib  ;  fr}  an  unusual  form  of  hair 
observed  upon  the  petiole;  c,  one  of  the  long  woolly  hairs  which, 
abound  upon  the  lower  surface  of  leaf,  and  which  give  to  it  its  char- 
acteristic whitish  appearance. 
The  microscopic  mounts  from  which  the  drawings  were  made 
were  prepared  in  the  following  manner  :  The  sections  were  made 
by  means  of  the  "  Student's  Microtome,"  bleached  with  Labarraque's 
solution,  washed,  stained  with  iodine  green,  dehydrated  with  alco- 
hol and  absolute  alcohol,  then  saturated  with  eosin  in  oil  of  cloves 
and  mounted  in  balsam. 
