Bui. 66, Bureau of Chemistry, U. S. Dept. Agr. 



PLATE XI. 



Fig. 1.— Elements of Fibrovascular Bundles of Quince. X 426. 



DRAWN BY BURTON J, HOWARD. 



k i: 



sv= 



» % 



Fig. 2.— Elements of Fibrovascular Bundles of Plum. X 425. 



DRAWN BY BURTON J. HOWARD. 



^^mf/^""'^j/j 



Fig. 3— Elements of Fibrovascular Bundles of Grape. X 425. 



DRAWN BY BURTON J, HOWARD. 



