GINGER 



119 



diameter; secretion cells with suberized walls and yellowish oily 

 contents; tracheae large, thin- walled, annular or reticulate; scleren- 



FIG. 49. Rhizome of African ginger showing scars of overground branch (Ls) 

 and buds (k). The more or less parallel lines represent leaf-scars and scars 

 of bud-scales, and the small circles, root-scars. After Meyer. 



FIG. 50. Transverse section of portion of rhizome of ginger; P,. parenchyma 

 containing ovoid starch grains; 0, oil cells; R, cells containing resin; SF t 

 sclerenchymatous fibers; T, trachea?; S, sieve. 



chymatous fibers long, thin-walled, non-lignified and with oblique 

 pores. 



