PLATE XXIII. 



Fig. 3. Wood fibers, x 417. 



Fig. 4. Wood fibers, x 157. 



Fig. 5. Wood fibers, x 157. 



Fig. 6. Wood fiber, x 417. 



Fig. 7. Wood fiber, x 335. 



Fig. 8. Part of bast fiber, x 362. 



Fig. 9. Bast fiber, x 5. 



Fig. 10. Cross section of stem, showing scattei'ed bast fibers, x 350. 



Fig. 11. Part of cross section of stem. X 335. 



Fig. 12. Epidermis, parenchyma, and bast fibers of young stem. 

 X 335. A, pore in epidermis. 



