6o8 



A TEXT-BOOK OF BOTANY. 



FIG. 334. American Linden, Basswood or Lime tree (Tilia americana). A, flowering 

 branch showing the obliquely heart-shaped, serrate leaves with conspicuous midrib and 

 primary veins, and cymose clusters of yellowish-white fragrant flowers, which are at- 

 tached to the midvein of an oblong, leaf-like bract. B, several of the ovoid or spherical, 

 nut-like fruits about the size of peas. From Bulletin 26, U. S. Department of Agriculture. 



of Java. A yellow coloring principle is found in the leaves of 

 Vallea cordifolia of Peru. A fatty oil is found in the seeds of 

 several species of Elceocarpus. A number of fruits of this family 



