370 POWDERED VEGETABLE DRUGS 



111. (Fig. 112.) HYDRANGEA. Hydrangea. 

 Fl. ex. 60. 



Hortensie, G. 



The roots of Hydrangea arbor escens L., Saxifragacese. 

 Pale brownish gray- 

 Slight odor; recalling taraxacum. 

 Slightly sweetish and pungent. 



Some cork tissue. Parenchyma cells medium sized typical to 

 rather small and elongated, some with bundles of longer and shorter 

 acicular crystals (raphides) of calcium oxalate. Numerous porous 

 tracheids; some bast and sclerenchymatous tracheids. 



