The Cultivated Poplars. 



219 



I am inclined to regard this as a distinct species from the balsam 

 poplar. If it should be elevated to specific rank, it would be 

 difiicult to determine a correct name for it. Its first specific name 



is evidently Loddige's, Popuhis 

 viminalis, but that was onlj^ a 

 catalogue name and therefore 

 could not hold under the recent 

 rules of botanical nomenclature. 

 Populus Li7idleyana was regu- 

 larly published in 1867, but this 

 name appears to have been used 

 by horticulturists for a form of 

 the Cottonwood. The other 

 names which it bears are used only 

 by gardeners and nurserymen. 



4. Populus balsamifera var. viminalis. {}i nat. size.) 



But however much doubt may attach to the botanical position 

 of this small tree, it is valuable to planters if a tree of willow- 

 like aspect but with more pronounced color eflfects and greater 

 size and durability is desired. It is very like the native Popiihis 

 ayigiistifolia , which it represents in Europe, but is readily distin- 

 guished by its angled or furrowed stems, and less tapering and 



