GARDEN FLOWERS. 3O5 



ers in April ; Caucasus ; 1816. P. canescens iiivea (snow-white). 

 P. canescens petidida (drooping-branched). P.fastigiata (pyra- 

 midal ; Lombardy) ; 70 feet; flowers in March; Italy; 1758. 

 P.fastigiata fce77ti?ta {(QmsAt); flowers in March; Italy; 1838. 

 P. GrcBca (Greek ; Athenian) ; 40 feet ; flowers in March ; Ar- 

 chipelago ; 1779. P. grandidentata (large-toothed); 70 feet ; 

 flowers in March; North America; 1772. P. grandidentata 

 Pe?tduia (drooping); 40 feet ; flowers in March ; North America ; 

 1820. P. heterophylla (various-leaved) ; 70 feet ; flowers in 

 March; North America; 1765. P. laurifolia (laurel-leaved); 

 flowers in April. P. longifolia (long-leaved) ; flowers in April ; 

 America ; 1843. P- nionilifera (necklace-bearing) ; 70 feet ; flow- 

 ers in May; Canada; 1772. P. mofiilifera Li ndieyajta {hmd.- 

 ley's waved-leaved); flowers in April ; Canada; 1772. P. 7710- 

 7iilifera variegata (variegated-leaved); flowers in May. P. nigra 

 (black); 30 feet; flowers in March ; Britain. P.7tigra salicifo- 

 //^ (willow-leaved); flowers in April ; Floetbeck ; 1834. P. nigra 

 viridis (green-leaved) ; flowers in April ; Britain. P. pseudo 

 balsa77tifera (bastard-balsamic) ; flowers in April ; America ; 

 1843. P. tre77iula (trembling ; aspen) ; 50 feet ; flowers in 

 March ; Britain. P. tre77tida IcEvigata (smooth) ; 80 feet ; flow- 

 ers in March; North America; 1760. P. tre7nnla pendnla 

 (drooping) ; flowers in April. P. tre77mla supina (lying-down) ; 

 flowers in March ; North America ; 1824. P. trepida (trembhng ; 

 American); 30 feet; North America; 1812. P. tristis (sad); 

 flowers in April ; North America ; 1843. 



PoRTULACA. Purslane. [Portulacaceas.] A genus of fine 

 hardy annuals. They require a light rich soil, and a warm, 

 sunny situation : when both soil and situation agree with 

 them, they form very fine objects. Grown carefully in pots 

 for the greenhouse, they are also very ornamental. The 

 seeds should be sown in a hot-bed early in March, and the 

 plants nursed on in frames, not too warm, being at first pot- 

 ted singly, and then shifted on as they may require until the 

 beginning of June, when they may be either planted out, or 

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