248 green-house — repotting. [March. 
late foliage and of an elegant habit. They should be well 
drained. They are very small evergreen shrubs, with white, 
red, or pink flowers. (Soil No. 6.) 
Pisidcias, seven species of trees, principally of the south 
of Europe. There is nothing particular in their appearance, 
except their productions in their native country. P. terebin- 
thus is deciduous, and produces the Cyprus turpentine. P. 
lentiscus is the true mastich tree, which is obtained by cut- 
ting transverse incisions in the bark. P. vera, P. reticulata 
are good species ; leaves pinnated ; leaflets ovate, lanceolate ; 
easily cultivated. (Soil No. 2.) 
Pittoqwrums, about nine species, with, handsome foliage, 
and small white flowers in clusters, which are fragrant. P. 
tobira is a native of China, and nearly hardy ; leaves lucid, 
obovate, obtuse, and smooth ; there is a beautiful variegated 
variety of it. P. undiddtum, P. coridecum, P. revolatwm, 
P. fiilvum, and P. ferrvgineum are very ornamental ever- 
greens, and will grow with the most simple treatment. 
(Soil No. 13.) 
Platylbbiums, Flat Pea, four species of fine free-flowering 
plants, flowers leguminose ; colour yellow. P. formbsum, 
P. ovdtum and P. trianguldre are the best ; the foliage of 
the former two is cordate ovate ; the latter hastate, with 
spiny angles. (Soil No. G.) 
Plumbagos, Lead-wort. The two most beautiful species 
for green-house culture are P. capensis, of a beautiful light 
blue, flowering in spikes from June to December ; foliage 
pale green, oblong, entire, and glaucous — P. Larpanta, Lady 
Larpant's Leadwort, is of a very dwarf habit, small dark green- 
ish-brown foliage, crowned with flowers of the finest azure blue, 
and is tolerably hardy in the open ground ; in fact, they are 
both perfectly hardy in the Southern States. (Soil No. 1.) 
Podalyrias, about fourteen species of pretty Cape shrubs ; 
foliage oblong, obovate, and silky-like ; the flowers legumi- 
nose ; colour blue or pink. P. sericea, P. sty rac if alia, P. 
coruscans, P. argentea, P. liparioides, and P. subijlura, are 
the finest and most distinct species, and flower abundantl}'. 
(Soil No. G.) 
Prbteas, about forty-four species. The foliage of this 
genus is very diversified ; flowers very large, terminal ; stamens 
protected by an involucrum, many-leaved and imbricated; 
