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XXVI. Accomit of the Rosa Banksiae, or Lady Banks's 

 Rose. By Joseph Sabine, Esq. F. R. S. $c. Secretary. 

 With Notices of the proper Method of Treating it, so as to 

 make it flower in perfection. By Mr. Isaac Oldaker, 

 F.H.S. 



Read August 15, 1820 



The successful management of the Rosa Banksia, at Spring 

 Grove, having been the means of more speedily attracting 

 that attention to the plant, which the fragrance of its blos- 

 soms and the beauty of its foliage will at all times hereafter 

 command, I have drawn up a general description of the 

 Rose, and such facts relating to the plant itself, as will, I 

 trust, be deemed not unworthy the attention of the Society ; 

 and to these I have added the particulars of its treatment, 

 as communicated to me by Mr. Oldaker. 



The flowers are produced in small umbels, each of three, 

 four, six, and frequently even of twelve or more flowers, at 

 the extremity of the small shoots, which proceed from the 

 sides of the branches of the preceding year ; their peduncles 

 are about an inch and a half long, smooth and slender, and 

 so weak that the flower hangs downwards, when it is ex- 

 panded. The germen (tube of the calyx) is semi-globose, 

 the sepals (leaves of the calyx) are short, nearly triangular, 

 and, when open, recurved. The flower, when fully blown, 

 has much the appearance, and is nearly of the size, of a 

 double cherry blossom ; it is very double, and well expanded, 

 consisting of a great number of small white petals, with even, 



