' iSS ri£earm' }  Materia  Medica  of  the  Mexican  Pharmaeopceia.  23 
valerian  and  are  popularly  believed  to  be  useful  for  the  cure  of  hepa- 
titis and  other  affections  of  the  liver. 
Salvia  grandiflora,  Ettlinger,  is  in  some  localities  used  as  a  substitute 
for  sweet  marjoram,  with  which  its  properties  seem  to  agree. 
Mispatle,  Buddleia  verticillata,  Kunth;  Scrophulariaceae ;  in  the 
Mexican  valley.    The  decoction  of  the  leaves  is  used  as  a  vulnerary. 
Monacillo,  Hibiscus  pentaearpus,  Lin.;  Malvaceae;  cultivated, 
Though  employed  as  an  emmenagogue,  the  plant  is  merely  emollient. 
The  monacillo  amarillo,  Sida  picta,  Hooker,  is  used  in  the  same 
mannner. 
Muerdago,  Loranthus  calyculatus,  De  Cand.,  Loranthaceae.  A 
substitute  for  the  European  mistletoe.  The  decoction  of  the  leaves 
and  flowers  is  resolvent  and  vulnerary,  and  the  distilled  water  is  a 
good  cosmetic. 
Muitle,  Serieographis  Mohuitli,  De  Cand. ;  Aeanthaceae ;  in  Jalapa, 
and  cultivated  in  other  states.  The  leaves  are  stimulant  and  the  in- 
fusion has  considerable  reputation  as  a  remedy  for  dysentery.  They 
yield  an  amorphous,  inodorous,  and  nearly  tasteless,  dark-blue  coloring 
matter  which  is  soluble  in  water,  resembles  litmus  in  its  reactions,  and 
is  superior  to  the  latter  as  a  dye. 
Ninfa,  JSTymphaea  odorata,  Aiton;  Nymphaeaceae ;  in  the  Mexican 
valley  and  other  countries  of  America.  Astringent  and  alimentary. 
The  seeds  are  popularly  known  as  "  cabeza  de  negro." 
Ocuje  de  la  Habana;  the  resin  produced  by  Calophyllum  Calaba, 
Jacquin;  Guttiferae;  in  Cuba.  Vulnerary;  popularly  believed  to 
mre  hernia. 
Ojo  de  gallo,  Sanvitalia  procumbens,  De  Cand.;  Compositae;  near 
the  city  of  Mexico,  &c.    The  infusion  is  used  in  indigestion. 
Ojo  de  venado  (cowage),  olivo  (bark,  leaves,  fruit  and  resin,  the 
latter  for  perfumery  and  for  sealing-wax),  opio,  opoponaco  (opopanax)> 
or^gano,  ororuz  (glycyrrhiza),  ortiga  (nettle  leaves),  palo  del  Brasil 
Brazil  wood),  palo  de  campeche  (logwood),  papa  (potato),  perejil 
(parsley),  peritre  de  Africa  (pellitory),  petroleo,  pez  de  Borgofia  (Bur- 
gundy pitch),  Pimiente  gorda  (allspice),  pimiente  larga  (long  pepper), 
pimiente  negra  (black  pepper),  pina  (pineapple),  poleo  (pennyroyal), 
poligala  de  Virginia  (senega)  and  pulmonaria  (lung-moss,  Sticta  pul- 
monaria)  are  recognized  by  the  pharmacopoeia. 
Qmbligo  de  Venus,  Hydrocofyle  umbellata,  Lin.;  Umbelliferae ; 
in  the  Mexican  valley.    The  juice  is  used  as  an  emetic,  and  the  leaves 
