PROPAGATION BY GRAFTING. 
Al 
ing, or tongue grafting, a,b. The top of the stock and 
the base of the cion are cut off obliquely at corresponding 
angles, as nearly as can be guessed by the eye, the tip of 
Fig. 1. 
the stock is then cut off horizontally ; next a slit is made 
downwards in the centre of the sloping face of the stock 
Fig. 2. 
and a corzesponding slit upwards in the corresponding face 
of the cion. The tongue or upper part of this sloping base 
