1884.] 
WIEING WALLS 
45 
DIEFFENBACIIIA CARDER!. 
which are marked by blotches of white ; D. 
reyina, which has most of the surface pale 
yellowish green with a dark margin ; and D. 
Leopoldii and D. splendens, the latter blotched 
and the former without blotches, but both 
having a distinct and striking feature in the 
broad silvery band which runs down the centre 
of the leaf. All these are of a decidedly orna¬ 
mental character.—T. Mooee. 
WIRING WALLS. 
ANY cultivators are much in favour of 
training their trees by means of 
wires, and we have more than once 
advocated the system for fruit-trees, 
especially on walls, while to save the expense of 
painting and the trouble therewith entailed, we 
have always advised the use of galvanised wire. 
After many years experience in different parts 
