II. 
THE FAMILIES OF ROSES IN GENERAL CULTI« 
VATION. 
PART I.—SUMMEkR ROSES.—Those 
which bloom but once during the season, 
in the months of June and July. | 
CLASS 1.—CLIMBING OR SARMENTOUS ROSES. 
The Ayrshire Rose (Rosa Arvensis Hybri- 
da).—These roses, of English origin, are of 
slender, rapid growth, having five leaflets, 
often running fifteen or twenty feet in one 
season, and are of use in covering buildings, 
unsightly objects, etc. They are somewhat 
less hardy and less valuable than the hybrid 
climbers and prairie roses. They do not re- 
quire rich soil, and should be pruned very 
little, or not at all. Bennett’s Seedling, 
Queen of Ayrshires, Queen of Belgians, and 
Ruga, are the leading sorts. 
The Banksia Rose (Rosa Banksia) is a na- 
tive of China, named in honor of Lady Banks 
by the botanist Robert Brown. It was 
28 
