334 APPENDIX. 



will produce an abundance of flowers. It is increased 

 from cuttings, and managed the same as the rest of the 

 species. 



25. HELIANTHEMUM VARIEGATUM, Variegated-flowered 

 Sun Rose. 



This plant is quite hardy, and will continue in bloom if 

 the weather is favourable from May to the end of October. 



It is increased by cuttings, and managed the same as 

 the rest of the species. 



26. CISTUS CYPRIUS, Common Gum Cistus, or 

 Rock Rose. 



The present plant is one of the handsomest of the spe- 

 cies. It is pretty, hardy, and thrives well in the open 

 border, and produces plenty of seeds. 



It is best to have some plants in pots, so that they may 

 be protected in the winter , it may also be increased by 

 layers or cuttings. 



27. HELIANTHEMUM ALGARVENSE, Algarvian Sun Rose. 



This being a native of the South of Europe, it will re- 

 quire some protection in the winter, so that it will be 

 well to plant some of them in pots, that they may be either 

 put into a frame or the green-house. 



It is managed and propagated the same as the rest of 

 the species. 



28. HELIANTHEMUM LEDIFOLIUM, Ledum-leaved 



Sun Rose. 



The present curious species is an annual plant, and is a 

 native of England. The seeds should be sown in March, 



