SELECTION OF PLANTS. 83 



they should be planted where they are to blow, which is 

 generally in the month of July. 



It is a native of the Cape, and was first brought to 

 England in 1787. 



It belongs to the 19th Class, under the head " Synge- 

 nesia Necessaria." 



248. CAMPANULA AZURE A, or Azure Campanula. 



This is a hardy Perennial, and will greatly decorate the 

 borders, it is increased by parting the roots, either in 

 the spring or autumn, it blows in June, and continues till 

 August. 



It is a native of Switzerland, and first brought to Eng- 

 land in 1798. 



It belongs to the 5th Class, under the head " Pentan- 

 dria Monogynia." 



249. NYMPH^EA CCERULEA, or Blue Water Lily. 

 This is a tender greenhouse plant, and requires water to 



be always in the pan. It affects a loamy soil, is increased 

 by offsets, and blows in July. 



It is a native of the East Indies, and first brought to 

 England in 1804. 



It belongs to the 1 3th Class, under the head " Poly- 

 andria Monogynia." 



250. XERANTHEMUM VARIEGATUM, or Variegated 

 Xeranthemum. 



This is considered a greenhouse plant, of the annual 

 kind, which is raised from seed in the hot-bed, with Bal- 

 sams, &c. and when the plants are strong enough, put some 

 in pots and the others in the borders. 



