TURNIP. 309 



are abundant in the kingdom of Wirtemberg, and 

 in the grand duchy of Baden, along the Rhine. 

 Notwithstanding the numerous plans which have 

 been formed, and the many experiments which 

 have been made, to effect the propagation of truf- 

 fles by art, none, to the knowledge of the author, 

 has yet entirely succeeded ; but much still remains 

 to be investigated with respect to their nature, 

 especially as to their origin and increase. As the 

 editor of the Gardener s Magazine justly says, no 

 instructions that we could give, either from the 

 treatise of Bornholz or our own consideration of the 

 subject, will be of so much use to the gardener as 

 the inspection of the soils and situations where 

 truffles are found growing. 



65. TURNIP. BRASSICA. 



Turnip, Brassica^ Rapa. The generic name, 

 Brassica, was given to this plant, according to the 

 Linnaean system, from the structure of its flowers, 

 and Rapa, the original name, from the supposition 

 that the turnip was a variety of that root. 



The turnip has been long known in this country, 

 but was only more recently introduced as a field 

 crop, probably from Holland or the Low Countries. 

 It is found growing wild in England and France, 

 but its original native place has not been clearly 

 ascertained. 



It is rather singular that the turnip, though so 

 many years in this country, should have been over- 

 looked as a culinary vegetable* The first notice we 

 had of it for that purpose was from the remarks of 

 x 3 



