126 



SCIENTIFIC AND APPLIED PHARMACOGNOSY 



which have been retained. A greater portion goes to Bombay, from 

 where it is estimated that 100,000 kilograms are exported yearly to 



FIG. 53. Galangal. A, section of a collateral fibrovascular bundle showing 

 leptome (L); tracheae (T); sclerenchymatous fibers (Sc); oil-secretion cells 

 (Z); parenchyma (P). B, longitudinal section of portion of fibrovascular 

 bundle showing portions of reticulate tracheae (T) ; sclerenchymatous fibers 

 (Sc); porous parenchyma (P); starch grains (S). C, cortical tissue of rhi- 

 zome seen in surface view showing epidermal layer (E) with a stoma (S); 

 cortical parenchyma (P); secretion cells (Z). D, starch grain seen in two 

 views; a, when viewed from above, and b, as seen in section through the 

 broad end. E, transverse section of outer layers showing epidermis (e) 

 and underlying parenchyma (a). F, surface view of epidermal cells.: C, 

 after Moeller, the remainder after Meyer. 



London. The commercial varieties are known as Malabar and 

 Mysore Cardamom. 



