ii4 
Cassaba  and  Honey  Dew  Melons. 
i  Am.  Jour.  Pharm. 
\  February,  1921. 
6.  A  narrow  zone  of  collapsed  spongy  parenchyma. 
j.  An  inner  epidermis  of  thin-walled  tangentially-elongated 
cells. 
II.  Perisperm.    A  distinct  yellowish  band  of  compressed  cells 
III.  Endosperm.  A  layer  of  aleurone  cells  (al.)  with  aleurone 
grains  up  to  6  microns  in  diameter. 
IV.  Embryo.    Similar  in  structure  to  that  of  the  Cassaba. 
Fig.  11.  Cross  section  of  seed  of  Honey  Dew  Melon  (semi-diagrammatic).  Epidermis 
(ep) ;  sclerenchyma  zone  (st) ;  pitted  cells  (p);  reticulated  parenchyma  (r) ;  large  paren- 
chyma cells  of  spermoderm  (1);  perisperm  (n) ;  endosperm  (al) ;  cotyledons  (cot);  epi- 
dermis of  cotyldon  (e) ;  palisade  tissue  (pal);  spongy  parenchyma  with  3  fibrovascular 
strands  (s),  (magnified). 
Fig.  12.  Surface  view  of  stone  cells  of  spermoderm  of  Honey  Dew  Melon  (greatly 
magnified). 
CHEMISTRY  OF  FRUITS. 
The  following  chemical  analysis  of  the  fruits  was  made  by 
Prof.  Charles  H.  La  Wall  and  Mr.  Joseph  W.  E.  Harrison,  to  whom 
the  author  expresses  grateful  acknowledgment : 
(n). 
