XX 



CONTENTS. 



LXXXIV. Account and Description of the Varie ties of Spring 

 Radish. By Mr. Charles Strachan, Gardener to the 

 Horticultural Society P- 436 



LXXXV. On the Culture of the Amaryllis Sarniensis, com- 

 monly called the Guernsey Lily. In a Letter to the Secre- 

 tary. By the Rev. William Williamson, A. M. Corres- 

 ponding Member of the Horticidtural Society. p. 447 



LXXXVI. Descriptions of some of the best Varieties o/Irish 

 Apples. In a Letter to the Secretary. By Mr. John 

 Robertson, F. H. S. P- 452 



LXXXVII. Account and Description of a New Seedling 

 Apple, called the Martin Nonpareil. In a Letter to 

 the Secretary. By John Williams, Esq. Corresponding 

 Member of the Horticultural Society. p- 456 



LXXXVIII. Upon the Effects of very high Temperature on 

 some Species of Plants. By Thomas Andrew Knight, 

 Esq. F. R. S. $c. President. p. 459. 



APPENDIX. 



I. Account of the different Varieties of the Genus Citrus, which 

 are cultivated in Italy, according to Dr. Sickler's statement. 

 By George Henry Noehden, LL.D.F.LS. $c. Vice 

 Secretary. p- 1 



II. Substance of a Memoir by M. Jean Thouin, on the Use 

 of the Scoria of the Forge in Horticulture ; printed in the 

 Annales du Museum, Vol. xvi. page 35. Translated by 

 Mr. John Turner, Assistant Secretary. p- 20 



