1418 



AKBORETUM AND FRUTICJ5TUM. 



PART J I J. 



bj it> leaves being larger, and of a lighter and more shining green, and its 

 wood being of a lighter colour in winter. The leaves also die off sooner, 

 and of a brighter yellow, than those- of the European species. It is more 

 hardy, and is readily propagated by layers, or b\ seeds. The insect most 

 commonly found on the nettle tree and haekherry, in America, is the Sphinx 

 drnpiferarum, or Hackberry Hawk Moth. (Abbott and Smith's Insects of 

 rtd our jig. 1253.) This insect greatly resembles the privet hawk 



W*& 



moth (p,1261".)j but the colour of the moth is a beautiful shaded brown, without 



any tinge of redness. The larva is green, beautifully marked with shaded pink 



and a brilliant white. 



Statistics. iritis occ/denh' lis in the Environs of London. At Syon, it is 54 ft. high ; diameter of 

 the trunk jit. tin., and of the head 30it. Id the Fulham Nursery, 70 years planted, it is 50 ft. 



high. 



( I'ltis accident, dis Smith aj London. In Devonshire, at Killerton, 25 years planted, it is 33 it. high, 

 diameter of the trunk 9 in., and of the head 31ft. In Surrey, at Bam Elms, it is 40 ft. high, 

 diameter ol the trunk 2 ft., and of the head 54 it. In Sussex, at Westdean, 14 years planted, it is 

 19 ft high. 



( .iii'. ocddentaKA North qf London. In Cambridgeshire, in the Cambridge Botanic Garden, it is 



;b, diameter of the trunk lft 7 in., and of the head 24ft, In Durham, at Southend, 6 years 



planted, it U 11 It. high. In Lancashire, in the Manchester Botanic Garden, 5 years planted, it. is 



4 it. high. In Oxfordshire, in the Oxford Botanic Garden, it is 30ft. high, diameter of the trunk 



i m \ .ii , and of the head 30ft in suiioik, in the Uury Botanic Garden, 10 years planted, it is J2ft. 



high; at Ampton Hall, IS years old, it is lift. high. In Worcestershire, at, (roome, 'JO years 

 planted, it is SO ft high , at (roome fvar. scabriiiscula;, '20 years planted, it is 15 ft. high. In York- 

 shire, i n the Hull Botanic Garden, 10 years planted, it is 13 ft, high. 



in Scotland, in the Edinburgh Botanic Garden, 14 ft. high. At Dalhousie 

 i planted, it is K it. high. 

 ( .//, occidi nthlit m Inland. Near Dublin, at Terenure, H years planted, it is (i ft. high. 



CJiu a "id.,, tai, < nmtriet. in France, at Paris, in the Jardin des Plantes, 130 years 



high, diaanetei '■( Dm- trunk I It. H in., and of the head 40 ft. ; at Nantes, in the nursery 



planted, it is '£> ft. high, the diameter of the trunk c i ft.; in the Botanic 



at A v ranches, 40 yean planted, it is 40ft. high, the diameter of the trunk 1 ft., and of 



er, in the Botanic Garden al Gottingen, 30 years planted, it ia Sftft high, 



i tin trunk I It. lo Saxony, at Wo'rlitz, 30 years planted, it is 40 it. high. In Aus- 



• Vniiii.i, n, • Botanic Garden, 00 years planted, it is 55 ft. high, the diameter 



• rink i it , and '.i the bead 29 " ; at jiriuk on the Leytha, t.'< years planted, it is 60 a. high, 



ei oi the trunk 2i ft, and of the bead 40 it. In Bavaria, at Munich, In the Botaoli 

 i ,r* planted, it I I5fl high, in I'm la. at Berlin, In the Botanic Garden, 30 years 

 it. i, 15ft high , in Hie I'lam u lusel, 10 years planted, it is 26ft high, with a trunk 8 in. 

 in dia.\ 



II O I.I A Lt 



Tin- thick-leaved Celtis, or Hackberry'. 



Not lb Amer. Sylva, 3. 

 N. I)u Ham., 2. p. M7. ; itecm. 



Mm hx Arb.. 3. p. '.M. t. 'i. ; North Amer. Sylva, 3. p. 47., 



til,, Willd -i. PL, 1 i I ''ii Amer, Sept., I. p.300. ' 



