506 REporRT OF THE HORTICULTURAL DEPARTMENT OF THE 
It will be seen that there is a marked difference in the 
habitat, manner of growth, horticultural value and botanical 
characters of the different species. Descriptions in the table 
will show, in the variety, fruit and vine characters of the 
species. For example, we associate oval or oblong fruit, high 
quality, and weakness of vine with Vinifera; continuous ten- 
drils, thick diaphragms and foxy fruit with Labrusca and thin 
diaphragm with Riparia. A careful analysis of varieties, 
from the standpoint of the species, will avoid many plantings 
of varieties, unsuitable on account of lateness, lack of hardi- 
ness, or undesirable fruit characters, on the part of the 
erower, and the production and dissemination of many worth- 
less crosses by the breeder, 
