192 



Populus berolinensis. Berlin Poplar. 



Location: Arboretum. 



Hybrid. 

 Populus candicans. Balm of Gilead. 



Location: Arboretum. Salicetum. 



Natural distribution: Northern North America. 

 Populus deltoides. Carolina Poplar. 



Location: Arboretum. 



Natural distribution : Eastern North America. 

 Populus Eugenei. Eugene Poplar. 



Location: Arboretum. Salicetum. 

 Populus grandidentata. Large-toothed Aspen. 



Location: Woodland, east of Herbaceous Grounds. 



Natural distribution : Northeastern North America. 

 Populus italica. Lombardy Poplar. 



Location: Arboretum. Salicetum. North Bridge. Woodlawn 

 Road Bridge. Entrance to approach of Elevated Railroad. 



Natural distribution: Europe. 

 Populus laurifolia. Laurel-leaved Poplar. 



Location: Arboretum. 



Natural distribution: Siberia. 

 Populus nigra. Black Poplar. 



Location: Arboretum. 



Natural distribution: Europe and Asia. 

 Populus Petrowskiana. Petrowsky's Poplar. 



Location: Arboretum. 



Hybrid. 

 Populus Sargentii. Western Cottonwood. 



Location: Arboretum. 



Natural distribution: Western North America. 

 Populus serotina var. Van Geerti. Van Geert's Late Poplar. 



Location : Arboretum. 



Hybrid. 

 Populus Simonii. Simon's Balsam Poplar. 



Location: Arboretum. Along driveway, west of Conservatory 

 Range i. W T est end of Long Bridge. 



Natural distribution : Amur Valley to China. 



