the edge of it is next the stem, and the other edge is 
turned in the opposite direction. The colonists call 
them wattles , botanists call them Acacias. It will be 
obvious that, if an artist, neglecting this, were to 
place the leaves in the common position, he would not 
represent an Acacia, whatever merit his work might 
have in other respects. 
78. With regard to the mere forms of leaves, these, 
as has been already observed, are so easily taken in 
by the eye, that it is needless to dwell upon them, 
beyond one or two small points. Leaves are very 
often divided in the same manner as in the Horse 
chesnut, which by the way is a beautiful example of 
the symmetry of those organs. Such leaves are called 
digitate, or fingered. Very much like them, yet ma¬ 
terially dissimilar, are those of the Christmas rose; 
for although in the two plants the leaves have the 
same fingered appearance, yet, in the latter, the fingers 
at the side are very different in origin from those in 
the middle ; whereas, in the Horse chesnut, they have 
