ORXAMENTAL TREES, SHRUBS, ETC. 69 



Pli. piibescens. Hoaey-leaved Sykinga. A beautiful shrub, wdtli large, 

 downy leaves and large white flowers. 



Ph. speciosiis. Very showy flowers. 



Pli. Yokoliaina. A white and fragrant species from Japan. 



PKUNUS. Plum and Cherry. 



(I^at. Ord. Drupacese.) 



P. Japonica flore albo plena. {Erroneously Amygdalus pumila alba.) 

 Dwarf Double White-flowering Almond. Produces beautiful, double-white flowers. 



P. Japonica flore rubro pleno. {Erroneously Amygdalus pumila.) 

 Dwarf Double-Eose-flowering Almond. A beautiful small shrub, bearing in April 

 before the leaves appear an abundance of small double rose-like flowers closely set 

 upon the twigs. 



P. triloba. Double-flowering Plum. A highly interesting and desirable 

 addition to hardy shrubs ; flowers semi-double, of a delicate pink, upwards of an inch 

 in diameter, thickly set on the long slender branches ; native of China ; hardy. See 

 cut, page 68. 



PTEL.EA. Hop Tree, or Shrubby Trefoil. Lederblume, Ger 



Ptelea, Fr. 



{Nat. Ord. Zanthoxylacese.) 



P. trifoliata. A large shrub or small tree, of rapid growth and robust habit. 

 Fruit winged, and in clusters. 



RHAMNUS. Buckthorn. Wegedoen, Ger. Nerpeun, Fr. 



{Nat. Ord. Rhainnaceae.) 



ft. catharticus. Purging Buckthorn. The popular hedge plant. A fine, 

 robust, hardy shrub of European origin, with dark green foliage, white flowers, and 

 small black fruit. 



R. latifolius. Broad-leaved Buckthorn. A beautiful speci from the 

 Azores. Glossy, stiff, erect habit, and finely crimped foliage. 



RHUS. Sumach. Essigbaum, Ger. Sumac, Fr. 



{Nat. Ord. Anacarcliaceae.) 



R, cotinus. Purple Fringe Tree or Venetian Sumach. From the south of 

 Europe. A much admired shrub, for its curious fringe or hair-like flowers, that 

 cover the whole surface of the plant in mid-summer. It grows 10 to 12 feet high, 

 and spreads so as to require considerable space. 



R. g"labra var. laciniata. Cut-leaved Sumach. A very striking plant, 

 with deeply cut leaves resembling fern leaves ; dark green above and glaucous below, 

 and turning to a rich red in autumn. 75 cents. 



R. Osbeckii. A beautiful species from China, with remarkable and very 

 ornamental foliage. 75 cents. 



RIBES. Currant. Johannisbeere, Ger. Groseillieb, Fr. 



{Nat. Ord. Grossulariacese.) 



The flowering currants are gay, beautiful shrubs in early Spring, and of the easiest 

 culture. 



R. aureuni. Tellow-flowering Currant. A native species, with glabrous, 

 shining leaves, and yellow flowers. 



R. Gordonianuni. Gordon's Currant. A hybrid between aureum and 

 sanguineum. Hardy and profuse blooming shrub. Flowers crimson and yellow in 

 pendant bunches in May. 



R. sang'uineuni. Crimson-flowering Currant. An American species, with 

 deep red flowers, produced in great abundance in early Spring. 



var, flore pleno. Double Crimson-flowering Currant. A variety of 

 the Crimson, with double flowers. $1.00. 



