LOBELIA 201 



Constituents. That lobelia contains a toxic principle is beyond 



FIG. 107. Lobelia inflata. 1, upper part of a plant ; 2, flower ; 3, corolla ; 4, 

 flower, cut vertically ; 5, ovary, cut transversely ; 6, ripe fruit ; 7, the same, 

 cut transversely ; 8, seed ; 9, the same cut longitudinally ; 1, slightly 

 reduced; 2-7, enlarged. 8, 9, highly magnified. (Bentley andTrimen.) 



question, but of the nature of that principle there is some doubt. 

 J. U. and C. J. Lloyd (1887) isolated a white, odourless, amorphous 



