355 



found that the plants did not bear transplanting; as, out of 4000 

 which he transplanted, not one plant came to perfection. 



The roots of the two last sorts may be divided in the autumn, or 

 spring, (but the first period is the better,) leaving some root fibres to 

 each parting, planting them out where they are to remain, as soon 

 afterwards as possible. 



In all the sorts the plants only require afterwards to be kept free 

 from weeds, and those raised from seed properly thinned out. 



They all afford ornament and variety in the clumps, borders, and 

 other parts of pleasure grounds and gardens; and the first sort may 

 sometimes be grown to advantage for the purpose of having the juice 

 which it affords made into opium. 



2. PULMONARIA VIRGINICA. ,( 



VIRGINIAN LUNG-WORT. 



THIS genus furnishes plants of the hardy perennial fibrous-rooted 

 kind. 



It belongs to the class and order Pentandria Monogynia, and ranks 

 in the natural order of Asperifolice. 



The characters are: that the calyx is a one-leafed perianthium, 

 five-toothed, prismatic-pentagonal, permanent : the corolla one- 

 petaled, funnel- form: tube cylindrical, the length of the calyx: border 

 half-five-cleft, blunt, from upright-spreading: throat pervious: the 

 stamina have five filaments, in the throat, very short: anthers erect, 

 converging: the pistillum has four germs: style filiform, shorter than 

 the calyx: stigrna blunt, emarginate: there is no pericarpium: calyx 

 unchanged, fostering the seeds at bottom: the seeds four, roundish, 

 blunt. 



The species cultivated are: 1. P. officinalis, Common Lungwort; 



