1418 ARBORETUM AND FRUTICETUM. PART III. 
by its 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 by seeds. The insect most 
commonly found on the nettle tree and hackberry, in America, is the Sphinx 
drupiferarum, or Hackberry Hawk Moth. (Addott and Smith’s Insects of 
Georgia, and our fig. 1253.) This insect greatly resembles the privet hawk 
To 
eos NN 
moth (p.1201.); 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. Céltis occidentilis in the Environs of London. At Syon, it is 54 ft. high; diameter of 
bara 2 ft. 4in., and of the head 30ft. In the Fulham Nursery, 70 years planted, it is 50 ft. 
igh. 
Céitis occidentalis South of London. In Devonshire, at Killerton, 25 years planted, it is 33 ft. high, 
diameter of the trunk 9in., and of the head 31 ft. In Surrey, at Barn Elms, it is 40 ft. high, 
ee the trunk 2 ft., and of the head 54 ft. In Sussex, at Westdean, 14 years planted, it is 
19 ft. high. 
Céltis occidentalis Northof London. In Cambridgeshire, in the Cambridge Botanic Garden, it is 
35 ft. high, diameter of the trunk 1ft. 7in., and of the head 24ft. In Durham, at Southend, 6 years 
planted, it is 11 ft. high. In Lancashire, in the Manchester Botanic Garden, 5 years planted, it is 
4ft. high. In Oxfordshire, in the Oxford Botanic Garden, it is 30ft. high, diameter of the trunk 
1 ft. 4 in., and of the head 30 ft. In Suffolk, in the Bury Botanic Garden, 10 years planted, it is 12 ft. 
high ;, at Ampton Hall, 12 years old, it is 11 ft. high. In Worcestershire, at Croome, 20 years 
planted, it is 20 ft. high; at Croome (var. scabritiscula), 20 years planted, it is 15 ft. high. In York- 
shire, inthe Hull Botanic Garde, 10 years planted, it is 13 ft. high. 
Céltis occidentalis in Scotland. In the Edinburgh Botanic Garden, 14 ft. high. At Dalhousie 
Castle, 6 years planted, it is 8 ft. high, : 
Céiltis occidentalis in Ireland. Near Dublin, at Terenure, 8 years planted, it is 6 ft. high. 
Céltis occidentalis in Foreign Countries. In France, at Paris, in the Jardin des Plantes, 150 years 
old, it is 68 ft. high, diameter of the trunk 1 ft, 8 in., and of the head 40 ft. ; at Nantes, in the nursery 
of M. De Nerriéres, 29 years planted, it is 29 ft. high, the diameter of the trunk 2 ft.; in the Botanic 
Garden at Avranches, 40 years planted, it is 40 ft. high, the diameter of the trunk 1 ft., and of 
the head 28 ft. In Hanover, in the Botanic Garden at Gottingen, 30 years planted, it is 30 ft. high, 
the diameter of the trunk 1 ft. In Saxony, at Worlitz, 30 years planted, it is 40 ft. high. In Aus- 
tria, at Vienna, in the University Botanic Garden, 60 years planted, it is 55 ft. high, the diameter 
of the trunk 2 ft., and of the head 29 ft, ; at Briick on the Leytha, 45 years planted, it is 60 ft. high, 
the diameter of the trunk 23 ft,, and of the head 40ft. In Bavaria, at Munich, in the Botanic 
Garden, 24 years planted, it is 15ft high. In Prussia, at Berlin, in the Botanic Garden, 30 years 
ates it is 15 ft. high; in the Pfauen Insel, 40 years planted, it is 26ft. high, with a trunk 8 in. 
in diameter, , 
¥ 7. C. crasstro\L1A Lam. The thick-leaved Celtis, or Hackberry. 
Identification. Lam. Encycl., 4. p. 132.; Michx. Arb., 3. p. 228, t. 9.; North Amer. Sylva, 3. p. 47., 
t. 115.; Willd, Sp. PL, 4. p. 995. ; Pursh Fl. Amer, Sept., 1. p. 200. ; N. Du Ham., 2. p. 37. ; Roem. 
et Schult. Syst. Veg., 6. p. 307. : 
