246 POWDERED- VEGETABLE DRUGS 



31. (Fig. 50.) BUCHU. Buchu leaves. U. S. 

 Fl. ex. 60. Tinct. 60. 



Buccoblatter, Buckublatter, G. Feuilles de bucco (booko, buchu), Fr. 



The leaves of Barosma crenulata Hooker, B. serratifolia Willd., 

 Rutaceae. 



/Pale green'. 



Aromatic, mint-like. 



Bitterish, pungent. 



Epidermal cells with vertical walls straight, containing inulin; 

 stomata on lower surface only; cuticle with warty elevations; trichomes 

 very few, simple, single celled, short; no crystals. 



Ash 4.5 per cent. 



The histology of long buchu and false long buchu practically 

 identical with that of short buchu. The cuticular markings are, 

 however, less prominent. 



