GARDEN FLOWERS. 28/ 



for their dark foliage. Light garden soil. Increased by 

 seeds. 



P. Nankinensis (Nankin) ; half-hardy annual; 18 inches ; pur- 

 ple leaves ; China ; 1852. 



P. ocymoides ?ind frutkosa are not of much cultural value. 



Periploca. [Asclepiadaceae.] Hardy deciduous climbers, 

 with glossy ornamental foliage. Loamy soil. Increased by 

 layers and cuttings. 



P. angustifolia (narrow-leaved) hardy twining shrub ; 6 feet ; 

 flowers purplish, in July ; south of Europe ; 1800. P. Grceca 

 (Greek) ; hardy twining shrub ; 12 feet ; flowers purplish-brown, 

 in July; Syria; 1597. 



Periwinkle. See Vinca. 



Persica. Peach. [Rosaceae.] A well-known genus, con- 

 taining some beautiful flowering shrubs. Good garden soil. 

 Propagated by budding. 



P. vulgaris (common) ; of this there are the following fine va- 

 rieties : Jlore pieno (double-flowered, white and pink) ; foliis 

 variegatis (variegated-leaved) ; peiidula (weeping) ; sanguinea 

 plena (double red) ; catnillicsjlora (rich deep crimson double 

 flowers, China, I847) ; roscejlora (deep rose, double flowers, 

 China, 1848.) Now referred to Amygdalus. 



Persicaria. See Polygonum. 



Petasites. [Compositae.] Hardy herbaceous perennial, 

 growing in common soil, and increased by division. 



P. alba (white) ; hardy perennial ; 9 inches ; flowers white, in 

 May ; Europe ; 1683. 



Petunia. [Solanaceae.] Showy, soft-stemmed, shrubby 

 perennials, closely allied to Nierembergia. The garden Pe- 

 tunias have sprung from F. nyctagi?iiJiora and violacea ; the 

 latter, in its original form, one of the richest of all plants 

 for bedding out in the flower-garden, owing to its brilliant 

 color. There are, however, few families in which cultivation 



