Amj/^f^||ym-}  Materia  Medica  of  the  Mexican  Pharmacopoeia.  123 
Sinfito  or  Sueldaconsuelda.  The  roots  of  Potentilla  aurea,  Lin., 
and  of  the  more  common  P.  nmltifida,  Lin.,  are  astringent,  and  are 
believed  to  have  the  same  properties  as  the  European  comfrey. 
Sinicuiche,  Nessea  salicifolia,  Kunth ;  Lythracese;  in  Tenaneingo. 
The  infusion  of  the  leaves  is  used  in  indigestion  and  it  is  said  to  pro- 
duce a  very  agreeable  intoxication,  and  that  those  who  have  taken  it, 
see  all  objects  of  a  yellow  color. 
.  Socoyol,  Oxalis  angustifolia,  Kwnth,  O.  verticillata  Mociflo,  O.  cor- 
niculata,  Lin.,  and  O.  violacea,  Lin.  The  leaves  contain  potassium 
oxalate  and  may  be  substituted  for  sorrel. 
Tabaco.  Besides  Nicotiana  Tabacuin,  Lin.,  the  aborigines  cultivate 
also  N.  rustica,  Lin.,  N.  paniculata  and  other  species.  As  "  tabaco 
cirnarron"  are  used  1ST.  pusilla,  Lin.,  in  Veracruz,  N.  pilora,  JDunal, 
and  JST.  trigonophylla,  De  Cand.,  in  Aguascalientes,  N.  mexicana, 
Sehleehtendal,  aud  others.  N.  glauca,  Graham,  is  called,  "  tabaquillo." 
All  these  species  possess  similar  properties. 
Tabachin,  Poinciana  pulcherrima,  Lin.;  Leguminosse ;  in  the  hot 
and  moist  districts  of  the  western  slope.  The  leaves  are  purgative  and 
emmenagogue.  The  legumes  are  employed  for  tanning  and  for  dying 
wool  yellow  with  alum  and  black  with  iron  salts.  The  analysis  (of 
the  legumes  ?)  by  Eicord  Madiana,  showed  the  presence  of  gallic  acid, 
tannin,  red  coloring  matter,  gum,  soft  resin,  benzoic  acid  and  salts. 
Tacamaca,  Icica  heptaphylla,  Aublet ;  Terebinthacese ;  in  various 
hot  districts  of  America.  Fragments  opaque,  frequently  with  pieces 
of  bark  adhering,  the  surface  covered  with  a  gray  efflorescence,  the 
layers  beneath  alternately  sulphur-yellow  and  dull  white  or  dingy 
gray,  odor  resinous,  taste  bitter;  fusible  and  on  burning  giving  off 
smoke  having  the  odor  of  frankincense.  Other  varieties  of  tacamaca 
are  rarely  seen  in  Mexican  commerce.  Stimulant  and  antispasmodic 
in  doses  of  0*5  to  2*0  gm. ;  mostly  used  externally. 
Tacopatle,  Aristolochia  mexicana,  Flor.  Mex.  ined.;  Aristolochi- 
acese ;  in  Guerrero  and  other  hot  districts.  The  root  is  of  the  thickness 
of  a  goosequill,  gray  and  wrinkled  and  has  a  yellowish  meditullium 
and  a  pungent  and  bitter  taste.  Antispasmodic. 
Tamarindo,  Tapioca,  Tapsia  (root  and  resin),  Te  (tea),  Tilia,  Tolo- 
ache  (stramonium),  Tormentila,  Trigo  (wheat),  Turbit  vegetal  (turpeth 
root),  Tusilago  (coltsfoot  leaves  and  flowers),  Uiia  de  gato  (rose  hips), 
Vainilla,  Verbena  (V.  officinalis  and  V.  caroliniana),  Verdolaga 
(Portulaca  oleracea),  Veronica  (V.  peregrina  and  V.  officinalis),  and 
