Am.  Jour.  Pharm.l 
Sept.,181M).  / 
Medicinal  Uses  of  Leaves. 
473 
respect  to  the  coca  df  Peru,  the  betel  nut  of  Asia  and  the  kaat  {Catha  edulis) 
of  Arabia. 
The  leaves  of  Eucalyptus  globulus  and  other  species  possess  febrifugal 
properties  to  some  extent,  and  extracts  and  liquors  are  sold  as  fever  and  ague 
remedies  and  as  a  general  tonic.  An  extract  of  Eucalyptus  leaves  is  said  to 
remove  scale  from  boilers.  E.  maculata  has  a  delightful  odor  of  citron,  and 
is  used  to  perfume  and  protect  clothes.  The  leaves  of  E.  Staigeriana,  of 
Queensland,  possess  an  odor  very  like  the  scented  verbena,  Lippia  citriodora . 
The  yield  of  oil  obtained  from  them  is  from  2^  to  3  per  cent. 
The  leaves  and  flowers  of  Galium  africanum  are  said  to  be  a  cure  for 
diarrhoea. 
The  fragrant  leaves  of  Panax  Lessonii  bruised  and  mixed  with  grease  form 
a  favorite  native  perfume  in  New  Zealand. 
The  sap  of  the  crushed  leaves  of  Hydrocotyle  asiatica  is  used  with  alum  in 
the  Cape  Colony  for  sore  mouths.  It  is  recommended  in  India  as  a  remedy  for 
leprosy. 
The  leaves  of  Helichrysum  pedunculate  are  used  as  a  healing  plaster  on  the 
white  side,  and  as  a  drawing  plaster  on  the  green  side. 
The  boiled  leaves  of  Ipomcea  Pes-caprce  are  used  internally  as  an  anodyne  in 
cases  of  colic,  and  in  decoction  in  rheumatism. 
An  infusion  of  the  leaves  Lantana  salvicsflora  is  said  to  cure  infectious 
ophthalmia,  but  it  produces  burning  pain  and  is,  therefore,  somewhat  dangerous. 
The  wild  hemp,  Leonotis  Leonurus,  is  employed  in  the  form  of  a  decoction 
in  chronic  cutaneous  eruptions,  and  may  be  tried  even  in  cases  of  leprosy.  The 
usual  dose  is  a  wineglass  full  three  or  four  times  a  day.  The  Hottentots 
are  particularly  fond  of  this  plant,  smoke  it  instead  of  tobacco,  and  take  a 
decoction  of  its  leaves  as  a  strong  purgative. 
The  leaves  of  Melaleuca  uncinata,  if  chewed,  are  very  useful  in  alleviating 
and  curing  ordinary  catarrh. 
The  leaves  of  Melastoma  malabathricum  are  used  in  India  in  cases  of 
diarrhoea  and  dysentery. 
The  expressed  juice  of  the  succulent  leaves  of  Mesembryanthemum  edule, 
taken  internally,  checks  dysentery,  and  acts  as  a  mild  diuretic  ;  while  it  is  also, 
for  its  antiseptic  property,  used  as  an  excellent  gargle  in  malignant  sore  throat, 
violent  salivation  and  apthae,  or  in  the  form  of  a  lotion  in  burns  and  scalds. 
In  the  Cape  Colony  the  dry  leaves  of  Mohria  thurifraga  are  pulverized  and 
with  fat  made  into  an  ointment,  which  is  cooling  and  very  serviceable  in  burns 
and  scalds. 
In  India  the  leaves  of  Morinda  citrifolia  are  used  as  a  healing  application 
to  wounds  and  ulcers,  and  are  administered  internally,  as  a  tonic  and  febrifuge. 
A  decoction  of  the  leaves  of  Melianthus  major  has  been  found  an  excellent 
remedy  in  the  Cape  Colony  for  tinea  capitis,  and  when  applied  to  foul  ulcers 
promotes  granulation. 
The  oil  of  the  leaves  of  Pagetia  medicinalis  is  said  to  be  of  medicinal 
value. 
The  leaves  of  Polanisia  viscosa,  boiled  in  ghee,  are  in  India  applied  to 
recent  wounds,  and  the  juice  to  ulcers. 
A  poultice  of  the  leaves  of  Pong amia  glabra  is  also  a  popular  application  in 
India  to  foul  ulcers. 
