at Knedlingtorii near Hawden. 251 



Cerasus virginiana, ten years from the seed: height, 141 ft.; 

 diameter of the trunk, 1 ft, from the ground, 3 J in. ; diameter of 

 the space covered by the branches, 9 ft. 



Liquidambar styraciflua, ten years from the seed; height, 11 ft.; 

 diameter of the trunk, 1 ft. from the ground, 2^ in. 



r/uglans nigra, ten years from seed : height, 1 7 ft. ; diameter 

 of the trunk, 1 ft. from the ground, from 2>\ in. to 4 in. ; diame- 

 ter of the space covered by the branches, 6 ft. to 1 1 ft. 



Juglans nigra, eight years from the seed: height, 14ft.; 

 diameter of the trunk, 1 ft. from the ground, 4 in. ; space 

 covered by the branches, 7 ft. 



Carya alba, ten years from the seed : height, 10 ft. ; diame- 

 ter of the trunk, 1 ft. from the ground, 3 in. ; space covered by 

 the branches, 5 ft. 



Quercus tinctoria, ten years from seed : height, from 14^ ft. 

 to I5ft. ; diameter of the trunk, 1 ft. from the ground, 2;^ in. to 

 3 in. ; diameter of space covered by the branches, 8 ft. 



Quercus coccinea, ten years from the seed : height, from 14 ft. 

 to 16 ft. ; diameter of the trunk, 1 ft. from the ground, 2 J in. ; 

 diameter of the space covered by the branches, 1 1 ft. 



Quercus Cerris, seven years from the seed: height, 12ft.; 

 diameter of the trunk, 1 ft. from the ground, 2^ in. 



Gleditsch/a triacanthos, ten years from the seed : height, 

 13 ft.; diameter of the trunk, 1 ft. from the ground, 2^ in. ; 

 diameter of space covered by the branches, 9 ft. 



Platanus orientalis, eight years from the seed : height, 14 ft.; 

 diameter of the trunk, 1 ft. from the ground, 3 in. ; diameter 

 of space covered by the branches, 10 ft. 



jpraxinus excelsior, nine years from the seed : height, 20 ft. 

 to 21 ft. ; diameter of the trunk, 1 ft. from the ground, 3 in. 



C/'lmus montana, ten years from the seed: height, 13ft.; 

 diameter of the trunk, 1 ft. from the ground, 4 in. ; diameter 

 of space covered by the branches, 8 ft. 



The ground was trenched a short time previous to planting, 

 to the depth of 3 ft. : the soil is generally a sandy loam, on a 

 substratum of clay or sand. 



Knedlington, near Howden, Yorkshire, Dec. 27. 1834. 



Many persons have expressed their surprise at the extra- 

 ordinarily rapid growth of the trees in the arboretum of the 

 Horticultural Society's Garden at Chiswick, but those in the 

 Knedlington plantation, as will be seen above, far surpass them. 

 It is true, the soil there, as well as at the Chiswick Garden, is of 

 a very suitable description for trees, and we believe the climate 

 at Howden is moist rather than otherwise ; still, under any cir- 



T 2 



