424  Cultivation  of  Medicinal  Plants.  { 
f  Am.  Jour.  Pharm. 
eptember,  1915. 
V.  K.  Chestnut,  "  Some  Poisonous  Plants  of  the  Northern  Stock 
Ranger,"  Yearbook  Dept.  Agriculture,  1900. 
"  Thirty  Poisonous  Plants  of  the  United  States,"  U.  S.  Dept.  Agr., 
Farmer's  Bui.  No.  86,  1898. 
"  Principal  Poisonous  Plants  in  the  United  States,"  U.  S.  Dept. 
Agr.,  Bui.  No.  20,  1898. 
"  Some  Common  Poisonous  Plants,"  Yearbook  Dept.  of  Agr., 
pp.  1896. 
J.  W.  Colcord,  "  Rhubarb :  Its  History,  Habitat,  Culture,  and 
Preparation  with  Reference  to  its  Cultivation  in  the  United  States," 
Proc.  A.  Ph.  A.,  32,  pp.  463-483,  1884. 
Elise  Day,  "  Drug  Plant  Cultivation — Proceedings  Nebraska 
Pharmaceutical  Association,"  Meeting  1914. 
G.  R.  Durant,  "  Insect  Powders  of  Commerce,"  Am.  Journ. 
Pharm.,  69,  pp.  359-366,  1897. 
De  Vry,  "  Cultivation  of  Cinchona  in  Java,"  Am.  Journ.  Pharm., 
33,  pp.  47,  48,  1861. 
C.  R.  Eckler  and  F.  A.  Miller,  "  A  Study  of  American  Grown 
Cannabis  in  Comparison  with  Samples  from  Various  Other  Sources," 
Am.  Journ.  Pharm.,  vol.  84,  p.  499. 
O.  A.  Farwell,  "  American  Grown  Belladonna,"  Bull.  Phar.,  1905, 
19:  258.  Cit.  Bull.  Torrey  Bot.  Club,  1914,  41,  128. 
David  G.  Fairchild,  "  Spanish  Almonds  and  their  Introduction  into 
America,"  Bureau  of  Plant  Industry,  Washington,  1902. 
Frederick  T.  Gordon,  "  Notes  on  the  Culture  of  Drugs,  with 
Special  Reference  to  Belladonna,  Hyoscyamus,  Carthamus,  and 
Aconite,"  are  also  mentioned.   Am.  Journ.  Pharm.,  vol.  72,  p.  534. 
D.  M.  Grosh,  "  The  Cultivation  of  the  Castor  Oil  Bean,"  The 
Druggists'  Cir.,  1914,  58,  197-200. 
L.  A.  Haber,  "  Exportation  of  American  Drugs,"  Proc.  A.  Ph.  A., 
33,  PP.  492-495,  1885. 
Alice  Henkel,  "  American  Medicinal  Leaves  and  Herbs,"  Bureau 
of  Plant  Industry,  U.  S.  Department  Agriculture,  issued  December  8, 
1911. 
"  American  Medicinal  Barks,"  Bureau  of  Plant  Industry,  U.  S. 
Department  Agriculture,  issued  June  5,  1909. 
"  Wild  Medicinal  Plants  of  the  United  States,"  Bureau  of  Plant 
Industry,  issued  January  16,  1906. 
"  Weeds  Used  in  Medicine,"  U.  S.  Dept.  Agriculture,  Farmer's 
Bulletin  No.  188,  1904. 
