CLASSIFICATION OF ANGIOSPERMS. 



293 



tute India or Tinnevelly senna (p. 607) are longer and narrow- 

 lanceolate, and the pods are longer, and slightly crescent shaped, 

 as compared to those of C. acutifoUa (Fig. 262). 



Fig. 151. Spanish licorice (Glycyrrhiza glabra) plant grown from a. cutting 

 by the late Henry N. Rittenhouse of Philadelphia. 



Cassia fistula or purging cassia, the pods of which are official 

 (p. 585), is a tree about 15 M. high. The leaves are 10- to 12- 

 foliate; the flowers golden-yellow and in racemes; and the fruit 



