136 HARDY ORNAMENTAL 



creeping habit, rarely rising more than a few inches from 

 the ground. Sandy loam or peat will suit it well. 



The commonly cultivated species, P. SACHALINENSE, with 

 large foliage and racemes of yellowish-white flowers, is 

 only of perennial growth. They succeed best in rich, 

 dampish loam. 



Potentilla (Rosaceae), 



POTENTILLA FKUTicosA. Northern Hemisphere (Britain). 

 An indigenous shrub that grows about a yard high, with 

 pinnate leaves and golden flowers. It is a most persistent 

 blooming plant, as often for four months, beginning in 

 June, the flowers are produced freely in succession. It 

 delights to grow in a strong soil, and, being of low, sturdy 

 growth, does well for the outer line of the shrubbery. 



Prinos (Ilicineae). 



PRINOS GLABER (syn Ilex glabra). North America, 1759. 

 (Ink-berry.) This is a pretty evergreen shrub about a yard 

 high, with dark glossy leaves and small white flowers mostly 

 produced in threes during July and August. The berries are 

 jet black, and in consequence of their colour are called 

 ink-berries. It succeeds best in sandy loam and peat. 



Prunopsis. See Primus. 



Primus (Rosaceae), Including Amygdalus, Amyg^ 

 dalopsis, Cerasus, Prunopsis, and Persica. 



PEUNUS AMERICANA (syn P. nigra). This grows to 20 feet 

 high with ovate or obovate, pointed, serrated leaves, and 

 white flowers in April. Fruit yellow or red, and about 

 three-fourths of an inch in diameter. 



P. AMYGDALUS (syn Amygdalus communis). Common 



