CONTENTS. 



XXXIX. Account of a Method of ripening Seeds in a wet 

 Season; with some Notices on the Cultivation of certain 

 Vegetables and Plants in China. In a Letter to the Secre- 

 tary. By J ohn Livingstone, Esq. Corresponding Member 

 of the Horticultural Society. p. 183 



XL. Instructions for the Treatment of the Amaryllis longi- 

 folia, as a hardy Aquatic, with some Observations on the 

 Production of Hybrid Plants, and the Treatment of the 

 Bulbs of the Genera Crinum and Amaryllis. In a Letter to 

 the Secretary. By the Hon. and Rev. William Herbert, 

 D. C.L.F.H.S. tyc. p. 187 



XLI. Substance of a Memoir on the Cultivation and Varia- 

 tion of Brussels Sprouts. By Jean Baptiste Van Mons, 

 M. D. Professor of Chemistry and Rural Economy in the 

 University of Louvain, Foreign Member of the Horticul- 

 tural Society. p. 197 



XLII. Notes on, and Descriptions of, Varieties of the Mag- 

 nolia glauca. By Joseph Sabine, Esq. F. R. S. fyc. Se- 

 cretary, p. 201 



XLIII. Upon the Variations of the Scarlet Strawberry, 

 (Fragaria Virginiana ) when propagated by Seeds. By Tho- 

 mas Andrew Knight, Esq. F. R. S. S?c. President, p. 207 



XLIV. Description and Account of a new Early Black 

 Cherry. In a Letter to the Secretary, from Thomas An- 

 drew Knight, Esq. F. R. S. $c. President. p. 211 



XLV. Description of a New Seedling Plum. In a Letter 

 to the Secretary, from Thomas Andrew Knight, Esq. 

 F. R. S. $c. President. p. 214 



XLVI. Observations on, and Account of the Species and Va- 

 rieties of the Genus Dahlia : with Instructions for their 



