PART VI. 



ORNAMENTAL GARDENING. 



331 



and I shall therefore observe, that the selection of single objects, 

 which may be called the lowest principle of ornamental gar- 

 dening, may either refer to trees, shrubs, or plants ; and of 

 these, either to the leaves, flowers, fruits, or to all of them 

 together. 



The next purpose of ornamental gardening is, to shew beau- 

 ties collectively. This is accomplished either by arrange- 

 ment or grouping. 



Arrangement may either be effected upon the principles 

 of botany, of culture, of general nature, or artificial borderings. 

 Botanical arrangement may be as various as the different sys- 

 tems which have been invented by botanists, whether natural 

 or artificial. This mode of arrangement is employed in botanic 

 gardens, or collections either of plants or trees. Arrangement 

 according to culture refers chiefly to such plants or trees as re- 

 quire a particular attention with regard to soil, climate, &c. 

 Thus all the bulbous-rooted flowers, tender herbaceous plants, 

 American plants and trees, and in some instances exotics, are 

 arranged according to this mode ; and particularly the first 

 class, which are always, when in a cultivated state, guided by 

 it, as in Dutch parterres, &c. The arrangement universal in 

 nature is what will be most pleasing to general admirers/* Its 

 principles are perfectly simple ; being nothing more than this, 



