182 AMERICAN HANDBOOK 



2. P. ANGULATA, Alton. Shoots angular. 

 Leaves heart-shaped, tapering at the point, 

 very large, and with fine serratures. Cot- 

 tonwood poplar. Native of the Western 

 States. 



One of the most ornamental of poplars. It 

 is of very rapid growth, and, when full grown, 

 is round-headed and spreading. The leaves 

 are very large and glossy, and, the petioles 

 being very flat, possess an aspen character. 

 The light and shade from the leaves, as they 

 are moved by every little breeze, gives the 

 tree a playfully pleasing appearance. It 

 does not do well in very dry situations, but 

 has no decided objections to others. It may 

 be propagated as No. 1. 



The finest specimen I have seen, probably 

 eight feet in circumference, stands by the 

 road-side near old Humphrey Marshall s gar 

 den. 



3. P. BALSAMIFERA, Linnceus. Shoots 

 round. Buds very gummy. Leaves ovate- 

 acuminate, serrate, whitish beneath; petioles 

 round. Balsam poplar. 



Very short-lived in dry soils. It prefers 

 those that are deep, moist, and rich. It is 



