SELECTION OF PLANTS. 91 



moderate hot-bed with Africans, &c., and when strong 

 enough, put some in the borders, and others in pots, as 

 they will decorate a stand or the window greatly. It blows 

 from July to October. 



It is a native of Barbary, and first brought to England 

 in 1797. 



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

 nesia Superflua." 



273. CENTAUREA CONIFERA, Cone-bearing Knapweed-, 

 or Centaury. 



This is a hardy Perennial, and very pretty ; it thrives 

 best in a light soil, and should be placed in an open situa- 

 tion. It blows in June with a purple blossom, and is in- 

 creased by parting the roots. 



It is a native of the South of Europe, and first brought 

 to England in 1757. 



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

 sia Frustranea." 



274. DIGITALIS LUTEA, or the Small Yellow Foxglove. 



This hardy Perennial is worth obtaining, but care must 

 be taken not to plant it in a wet soil. It blows in June, 

 and is increased either from seed or by parting the roots. 



It is a native of the South of Europe, and first brought 

 to England in 1629. 



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

 namia Angiospermia." 



275. LYSIMACHIA PUNCTATA, or Spotted Loosestrife. 



This is a hardy Perennial, which requires an open situ- 

 ation, and rather a moist soil. It blows in June and July, 



