554    Materia  Medica  of  the  Mexican  Pharmacopoeia,  {^^'ioy^iii^^^ 
externally  and  white  internally.  The  leaves  are  radical,  rosulate,  and 
irregularly  and  triangularly  lobulate.  The  constituents  are  probably 
analogous  to  those  of  Taraxacum  Dens-leonis.  The  root  is  employed 
as  a  substitute  for  chicory. 
Doradilkj  Lycopodium  nidiforme,  ilor.  Mex.  inecL,  Lycopodiacese ; 
in  the  valley  of  Mexico.  The  decoction  is  employed  in  biliar  lithiasis, 
and  as  a  sedative  in  hepatic  colics. 
Durazno,  Persica  vulgaris  De  Cand.;  Rosacese ;  cultivated  in 
Mexico.  A  syrup  is  prepared  from  the  flowers,  which,  like  the  leaves 
contain  hydrocyanic  acid,  the  latter  being  sometimes  used  as  a  sub- 
stitute for  cherry  laurel  leaves.  The  seeds  are  incorrectly  called  bitter 
almonds.  The  fermented  pulp  of  the  fruit  produces  an  agreeable 
alcohol. 
Ecapatli,  Cassia  occidentalis,  Lin.;  Legurainosse;  in  the  State  of 
Mexico.  The  leaves  are  believed  to  have  the  properties  of  senna 
leaves. 
Encina,  Quercus  polymorpha,  Schlechtendal,  Q.  barbinervis,  Bent- 
hariiy  Q.  tomentosa,  Willdenow,  and  other  species  are  used,  the  bark 
being  astringent;  the  fruit,  called  bellota  (see  p.  385)  is  roasted  like 
coffee. 
Epazote,  Chenopodium  ambrosioides,  Lin.;  indigenous.  The  entire 
plai?t  is  used  as  a  condiment,  and  medicinally  as  an  anthelmintic, 
emmenagogue  and  in  chorea ;  an  infusion  is  made  of  20  Gm.  to  the 
liter. 
Escila  del  pais.  Pancratium  illyricum,  Xin.;  Amaryllidacese ;  culti- 
vated in  Xochimilco,  etc.  The  bulbs  are  45  to  60  Mm.  thick,  napi- 
form,  scaly,  externally  reddish-brown,  internally  whitish ;  have  a 
slightly  nauseous  odor,  and  a  sweet,  afterward  bitter  taste,  and  possess 
diuretic  and  hyposthenic  properties.    Dose  O'lO  to  0*20  Gm. 
Escoba  amarga,  probably  Milleria  linearifolia,  Compositse.  The 
plant  is  common  in  the  valley  of  Mexico  and  flowers  in  September. 
Stem  herbaceous,  almost  filiform;  leaves  alternate, sessile,  linear;  invo- 
lucre of  3  to  5  bracts ;  receptacle  not  chaffy ;  ligulate  florets  pistillate ; 
tubular  florets  staminate;  akenes  smooth  and  compressed.  Bitter, 
tonic;  dose  4  to  8  Gm.  in  infusion.  The  different  species  of  Milleria 
have  opposite  leaves. 
Escorzonera  de  Mexico,  Pinaropappus  roseus,  Lessing ;  Compositse; 
in  the  valley  of  Mexico.  An  infusion  of  the  plant  is  used  in  diarrhoeas. 
Espinosilla,  Hoitzia  (Loeselia,  Don)  coccinea,  Cavanilles;  Polem- 
