428 



Transactions of the Horticultural Society. 



path, and that it can never be desirable to have such trellises 

 very deep, on account of the distance to which the lower part 

 of the foliage would be removed from the glass. These 



126 



circumstances taken into consideration and acted on, hanging 

 trellises may be considered as a real improvement in the 

 construction of the vinery, and applicable also to the peach- 

 house. 



61. Observations on the Qualities of newly raised Fruits exemplified 

 in Plums. By T. A. Knight, Esq. F.R.S. &c. and P.H.S. 



The prevalent defect of seedling fruits, Mr. Knight con- 

 siders to be the want of a sufficient quantity of saccharine 

 matter ; but he has found this to be less so in fruits raised 

 from seeds of a wild variety which had been fecundated by a 

 highly cultivated variety, than in fruits raised from the seeds 

 of highly improved kinds not thus fecundated. The common , 

 sloe fertilised by the pollen of Coe's golden drop plum, pro- 

 duced fruits which contained a good deal of sugar. 



62. On the Application of Tobacco Water in the Destruction of 



Insects. By Mr. Joseph Harrison, F.H.S. 



The same proportions and mode of using as described in 

 Mr. M'Laurin's paper. (Gard. Mag. vol.i. p. 390.) 



63. On the Cultivation of^elumbiums. By Joseph Clare, Esq. 

 N. speciosum has been seldom brought to flower in Eng- 

 land. In the north of China it grows on the borders of rivers 

 and lakes, or in such ponds as are of a size sufficient to allow 

 the agitation of the winds on their surface, and thus prevent 



