1883.] 



AND HORTICULTURIST. 



249 



or possibly change so much with that variation, in plant as this should exist as a spur and another 

 other respects, as to be regarded as a new genus, have the longitudinal character. But the[!fact that 



We do know— at least gardeners know— why a we can get a glimpse of the law in the pear or 



, pear tree bears spurs instead of branches; but no larch shows that there is no reason why we may 



one seems to have been able to tell why such a , not some day get to know all about it in such cases 



