32 Propagation by Extension. 



Besides the pinetums and collections shown in the above tabular view, there 

 are others which would have been included in it, had there been room ; and 

 a number of collections, more or less cpmplete, which deserve to be recorded, 

 as illustrative of the present taste for the culture of the pine and fir tribe. 

 All of these that we have been able to recollect at the moment are included 

 in the following paragraphs : — ■ 



In England, besides the pinetums noticed in the tabular view, there are 

 collections at Syon and Whitton Park, Middlesex ; Pain's Hill and Clare- 

 mont, Surrey; Redleaf and Deepdene, Kent; Bayfordbury, Hertfordshire; 

 White Knights and Bear Wood, Berkshire ; Wardour Castle and Boyton 

 House, Wiltshire ; Bicton, Devonshire ; Croome, Warwickshire ; Trenthani, 

 Staffordshire ; Carlton Hall, Durham. 



The English Nurseries which possess the best collections are those of 

 Messrs. Loddiges, Hackney; Messrs. Whitley and Osborn, Fulham; Messrs. 

 Lee, Hammersmith ; Messrs. Brown, Slough ; and Mr. Donald, Goldworth. 

 The best assortment of pine and fir seeds for sale is kept by Mr. Charlwood, 

 London. 



In Scotland, the best collections not included in the tabular view are : at 

 New Posso, Peebles-shire ; Oxenford Castle, and Hopetoun House, near 

 Edinburgh ; and Methven Castle, Perthshire. 



The Scotch Nurseries which contain the best collections are those of 

 Messrs. Cunningham and Messrs. Lawson, Edinburgh; Messrs. TurnbuU and 

 Dickson, Perth ; and Mr. Roy, Aberdeen. The best collection of pine and 

 fir seeds is kept by Mr. Lawson of Edinburgh. 



In France, there are various collections, which form the subject of a separate 

 article. 



The principal nurseries in France which contain collections of pines and 

 firs are, those of M. Cels, M. Godefroy, and M. Soulange-Bodin, at or near 

 Paris ; and that of Messrs. Baumann at Bollwyller. The seedsman who keeps 

 the most extensive collection of pine and fir seeds is M. Vilmorin, Paris. 



In Belgium, the collection of the Baron de Serret, at Bruges. 



In Germany, the principal collections, next to that in the Botanic Garden 

 Berlin are : at Wdrlitz, in Saxony ; at Harbcke, in Hanover ; at Briick on the 

 Leytha, near Vienna; in the University Botanic Garden, Vienna; and in 

 the Botanic Garden, Gdttingen. The nursery in Germany in which there 

 is the m.ost complete collection is that of Messrs. Booth, Hamburg, who 

 also keep the best assortment of pine and fir seeds. 



In Russia, there are collections in the Imperial Botanic Garden, St. Peters- 

 burg; and in the Government Garden at Nikitka, in the Crimea. 



In Denmar/c, there is a collection in the Royal Gardens, Rosenburg, 

 Copenhagen. 



In Sweden, in the Botanic Garden at Lund. 



In Italy, in the Botanic Garden at Monza, near Milan. 



Art. VIL On propagating Trees and Shrubs by Extension. 

 By C. B. 



All persons connected with horticulture are aware of the im- 

 portance of propagating or growing plants by extension ; and 

 all are more or less acquainted with the different methods of 

 doing so, viz. grafting, inarching, budding, layering, and increas- 

 ing by cuttings : yet, were it to be asked why any of the above 

 methods is adopted in preference to another, with regard to 

 any particular plant, the only reply would be, that this usage 

 was found to answer best. It is known from experience that 



