INTRODUCTION. 



Such is the force of natural habit 

 throughout the universe, that even vege- 

 tables, natives of the warmer climes, be- 

 tween or near the tropics, cannot exist 

 when transported to the more Northern 

 latitudes, unless art steps forward to their 

 assistance ; thence necessarily proceed the 

 numerous glass erections throughout our 

 Islands, under the denominations of Hot 

 and Green-houses, &c. &c. 



In the general acceptance of the term 

 Hot-house, it is understood to mean a 

 department, solely appropriated to the re- 

 ception of those plants indiscriminately, 

 which for the greater part of the Year 

 require the aid of artificial heat to preserve, 



