THE ENGLISH FLOWER GARDEN. 



QUERCUS. 



791 



leaves. The wood is very hard and duraljle. 

 North America, in the eastern states, and west- 

 wards and southwards. 



Q. NIGRA ( Water Oak).— A forest tree 

 though not so tall as other Oaks— 80 ft. There 

 is a variety of it in cultivation named nobilis 



with a maximum height of 120 ft., and is so 

 hardy and so handsome that it is quite an 

 estaljlished tree in English nurseries. It is one 

 of the quickest growing Oaks, and its chief 

 beauty is the tender green, almost yellow, of 

 the unfolding foliage in May, and rich autumn 



Avhich has leaves 9 ins. or more in length of a rich 

 igreen. It makes a handsome small tree. In 

 wet and swampy ground, Eastern and Western 

 United States, also southwards. Syn. Q. 

 aqttatica. 



Q. PALUSTRis {Pin Oak).—K forest tree 



tints. It soon makes a fine tree and is one of 

 the best to plant in moist ground or marshy 

 places, as it grows naturally in such ground. 

 Leaves deeply cut, bright green and smooth. 

 Northern United States and westward. 



Q. PEDUNCULATA {British Oak) is the most 



