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GUIDE TO THE CONSERVATORY. 



covered with a thick substance resembling down, it 

 ought never to be syringed, and no wet should be 

 allowed to fall upon the leaves in the winter. It 

 also requires the benefit of a dry air : its situation 

 in the house should therefore be over the flue. 



Soie. — It succeeds well in leaf soil and peat, with 

 a portion of cally sand mixed amongst it. The 

 drainage must be good. 



Water. — During winter it must have only just 

 sufficient to keep it from flagging, but when in 

 a vigorous growing state it will require a good 

 supply. 



It strikes freely from cuttings inserted in peat 

 soil and cally sand, and placed in a cool frame 

 where there is no damp vapour or steam rising. 



PETREA STEPHALIA. 

 Class, Didynamia. Order. Axgiospermia. 



Verbenaceje. 

 Native of South America, 1796. — Propagation, 

 cuttings. 



A climbing plant with lilac flowers, and nearly 

 allied to P. volubilis, but a more beautiful species, 

 and, when grown well, is a great ornament as a 

 stove plant. It strikes freely from cuttings, and, 

 as it grows very rapidly, it must be constantly 

 shifted. 



Soil. — Equal parts light loam, peat, leaf soil, 

 well decomposed dung, and rough sand. It will 



