By Mr. William Buck. 535 



August, and ripen their fruit about December. I have sel- 

 dom known seed produced at any other time of the year ; but 

 I have seen, in one or two instances, several hundred seeds 

 from one fruit at that season. 



I remain, Sir, 

 Your most obedient humble servant, 



William Buck. 



Elford, near Lichfield, 

 May 26th, 1821, 



REFERENCES TO THE PLATE. 



a. 0. Fire place and flue, passing round, on the outside of 



the wall of the pit. 

 N. B. The smoke may be discharged by a chimney, 

 raised above the fire place, as represented in the 

 plate, but if the fire place is kept low in the ground, 

 the smoke may be conveyed from the end of the 

 flue under ground to a chimney in some contiguous 

 wall or building. 



b. b. Air flues round the fire flue, which must be tied by 



bricks, at intervals, to the walls on both sides, to 

 strengthen the whole fabric. 



c. c. Two courses of checquered brick work round the pit, 



in the manner of the air-holes in barns, to admit the 

 heated air into the pit. 

 D. D. The pit for the Pine plants, filled up to the bottom 

 level of the checquered brick-work. When Melons 

 are to be grown in the pit, the mould above the 

 vol. iv. 3 Z 



