OANKER ON MAREOHAL NIEL. 85 
(References continued from page 84.) 
D, the effect of cutting off a canker patch: g, growth of new bark at the 
circumference of the wound, 
E, the Rev. H. B. Biron’s mode of curing canker: /, canker on the stem at 
the collar of the plant; i and J, slit made vertically through and continued 
above and below the canker; /, canker on a branch; /, slit made through 
the canker. 
F, result of cutting through the canker patches: m, the slit, which has 
opened and fresh bark formed at the edges; m, point from which new 
roots are often emitted ; 0, aslit on a branch which has opened and fresh 
bark formed at the edges of the cut; py, a vigorous shoot which has 
pushed. 
