3 82 



PHARMACEUTICAL BOTANY 



Loganiacea or Logania Family. Herbs (Spigelia, etc.), woody 

 vines (Gelsemium, etc.) or trees (Strychnos Nux Vomica, etc.) with a 

 bitter juice usually containing alkaloids. Stem, rarely herbaceous, 



FIG. 223. Strychnos nux vomica Flowering branch and seeds. (Sayre.} 



usually woody, often long climbing and roperlike (Gelsemium), usu- 

 ally with a bicollateral bundle system. Leaves opposite, stipulate 



