Am.  Jour.Pharm.  \ 
Oct.,  1882.  J 
Practical  Notes. 
515 
TDut  linear  on  cross-section,  the  bast  layers,  however,  not  extending  to 
the  epidermis  but  ending  with  a  stratum  of  collenchyma  tissue,  which 
spreads  under  the  epidermis  and  often  extends  to  the  collenchyma  of 
Manzanita  leaf  (natural  size).      Diagram  of  transverse  section  of  flbro- 
vascular  bundle;  o  epidermis,^  centre 
of  bundle,  6  bast  bundle,  c  collenchyme. 
the  adjoining  vascular  bundle.    The  parenchyma  contains  iron-bluing 
tannin.    J.  H.  Flint  obtained  arbutin  from  the  leaves  (see  "  Amer. 
Jour.  Phar.,''  1873,  p.  ldS).—Phar,  Centralhalle,  1882,  p.  355. 
Analysis  of  several  Plants  from  Uruguay. — Sacc  has  analyzed  I,  the 
leaves  of  Ficus  elastica ;  II,  the  leaves  of  Laurus  Camphora ;  III,  a 
blue-flowering  species  of  Vicia,  and  IV,  Alsine  media,  the  entire  plant, 
with  the  following  results  : 
I.    II.  III.   IV.  I. 
Caoutchouc,            '30                           Wax,  '43 
Gum,                              -10      -80    Starch,  5-37 
Sugar,                   1-10  5-50  17-00    Woodfibre,  17-00 
Tannin,  I'OO   Albumin,   
Fat  and  Camphor,'         2*20    Dextrin,   
Fat,                                         -40    Ash,  -27 
Fibrin,                  1*80  9-80    9-00  2-57  Water,  72-73 
II.     III.  IV. 
14-34 
21-60 
8-40 
23-60 
3-00 
43-46 
-79 
2-05 
-21 
1-  91 
2-  00 
34-60  90-47 
6-20 
100-00  100-00  100-00 100-00 
—  Chem.  CentralbL,  1882,  No.  34;  Compt.  rend.,  vol.  94. 
PRACTICAL  NOTES  FROM  VARIOUS  SOURCES. 
By  the  Editor. 
Sulphophenate  of  Quinine. — Zinno  states  that  he  analyzed  this  salt 
in  1870  and  that  it  was  first  prepared  by  Prota  Giurleo ;  it  contains  52 
percent,  of  quinine,  20  per  cent,  of  sulphophenic  acid  and  28  per  cent. 
