92 SEASIDE TREES AND SHRUBS 



indigenous to Britain. Height 50 to 100 feet; 

 evergreen. 



Poplar. See Populus. 



Populus alba, Abele, White Poplar. This 

 grows in abundance by the seaside and is very 

 hardy. It forms short scrubby growths on the 

 cliffs when exposed to the gales, and is useful to 

 plant in such positions. Poplars thrive under a 

 variety of conditions as regards soil, but succeed 

 best in damp situations, as along watercourses, 

 etc. All are readily increased from cuttings in- 

 serted in open ground in autumn. Deciduous ; 

 Britain. 



Populus pyramidalis, Italian or Lombardy 

 Poplar. A tree of erect pyramidal habit, succeed- 

 ing fairly well at Scarborough and one or two 

 other places near the sea. Deciduous; Italy, 



1758. 



Portiigal Laurel. See Cerasus lusitanica. 



Privet. See Ligustrum. 



Prunus avium. See Cerasus avium. 



Prunus cerasifera, Myrobella, Cherry or 

 Myrobalan Plum. Grown as a hedge plant, or 

 in coppice, etc. Deciduous ; native country un- 

 certain. 



Prunus communis. See Prunus spinosa. 



Prunus Padus. See Cerasus avium. 



Prunus Pissardii. Hardy by the sea ; reddish- 

 purple foliage. Deciduous ; Persia. 



