40 SELECTION OF PLANTS. 



It belongs to the 17th Class, under the head " Diadel- 

 phia Decandria." 



] 22. ASTER ALPINUS, or Alpine Starwort. 



This is a hardy Perennial,, increased by parting the roots 

 in the spring or autumn. It may be either planted in a 

 pot or in the border. It affects a sandy loam, or peat soil, 

 and in dry weather should be often assisted with water. 



It blows in July and August, is a native of the Alps of 

 Europe, and first brought to England in 1759. 



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

 nesia Superflua." 



123. ANTIRRHINUM SPARTEUM, or Branching 



Toad Flax. 



This is a hardy Annual, and blows almost the whole of 

 the summer ; some regard it as a Biennial ; but as seed 

 sown in the spring will frequently blossom the same 

 summer, it is of little consequence to save much of it, 

 unless the bloom is better than usual. 



It begins blowing in June, is a native of Spain, and 

 first brought to England in 1772. 



It belongs to the 14th Class, under the head " Didy- 

 namia Angiospermia." 



124. PELARGONIUM BICOLOR, or Two-coloured 



Stork's Bill 



This pretty greenhouse plant is raised either from seed 

 or cuttings. It should have but little water in the winter, 

 and is not so hardy as some of this tribe. 



