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BOTANY AND PHARMACOGNOSY. 



in addition a fixed oil which when pure is bland, non-acrid and 

 somewhat resembles that of linseed. As it is usually seen on the 



Fig. 272. Lobelia iniiata showing the alternate leaves and the axillary flowers which 

 are either solitary or in spike-like racemes, and which early develop into inflated capsules. 



market it is of a greenish color and quite acrid and is said to con- 

 tain all the active principles of the drug. 



