Leaves of the same shape and size as the normal form, but spotted or blotched with yellow, sometimes wholly of that colour.I. crenata
is a popular shrub in Japan. It is used largely for clipping into fantastic shapes, also as a dwarf hedge. So dense and hard are some of these flat-topped hedges that a man can walk along the top of them. It is also much grown in the United States, and for a full account of the garden varieties cultivated there see the article by D. Wyman in Arnoldia
, Vol. 20 (1960), pp. 41-6.