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SCIENTIFIC AND APPLIED PHARMACOGNOSY 



FIG. 22. Transverse section of rhizome of Vetiver (Andropogon squarrosus) 

 growing in the vicinity of New Orleans. E, epidermis; N, unicellular non- 

 glandular hairs; H, hypodermis; BF, closed ring of bast fibers; P, paren- 

 chyma cells separated by large intercellular spaces (7); EN, endodermis; 

 W, wood fibers; T, tracheze; P, parenchyma cells of pith. Drawn by 

 Haase. 



