102 KEY TO GENERA AND SPECIES 



149. Flowers appearing before the leaves in early 

 spring. Cultivated for ornament only. 

 Small trees or shrubs. Various Chinese 

 and Japanese Magnolias. 



149. Flowers not appearing until the leaves have 



expanded. Native in the eastern U. S. 

 and cult. 150. 



150. Leaves i to 2 feet long, pointed at both ends, 



crowded at the ends of the branches in 

 umbrella-like clusters. Flowers 3 to 5 

 inches long. Southern Penn. southward and 

 westward. (Fig. 191.) Umbrella Tree, 

 Magnolia tripetala L. 



150. Leaves not crowded at the ends of the 



branches, but scattered along the sides 

 151- 



151. Leaves 3 to 5 inches long, blunt at the apex, 



whitish beneath. Flowers globular, fra- 

 grant, white, 2 inches long. Usually a shrub. 

 N. Y. southward, also local in eastern Mass. 

 (Fig. 192.) Sweet Bay, Sweet Magnolia, 

 Magnolia mrginiana L. 



151. Leaves 6 to 10 inches long, pointed at the 

 apex, not conspicuously whitened be- 

 neath. Flowers shaped like a narrow bell, 



