304 THE ALDER. 
is particularly useful in some districts, such as the fens, as 
a screen-plant, because it rises in particular spots, where 
other trees refuse to grow. In addition to all these, its 
services, in a growing state, are by no means inconsiderable 
among dyers in country districts, and especially throughout 
the Highlands of Scotland. If cut in spring, the shoots dye 
a cinnamon colour, and the catkins produce a green. 
