382 POWDERED VEGETABLE DRUGS 



117. (Fig. 118.) INULA. Elecampane. 

 Rather coarse powder. 



Alantwurzel, Helenenwurzal, G. Racine d'annee, Ann6e commune 

 (officinale), Fr. 



The roots of Inula Helenium Merat, Composite. 



Light brown. 



Camphoraceous, terebinthine, recalling calamus. 



Bitter, pungent. 



Some cork tissue. Outer parenchyma of typical, thin-walled, 

 collapsed cells bearing inulin. Rather large or medium sized porous 

 and reticulate ducts. Inner parenchyma of smaller, elongated cells. 

 Resin ducts not noticeable in powder. No starch. 



Allied plants are Inula squarrosa, Pulicaria dysenterica and Carlina 

 acaulis. 



