Page:History of botany (Sachs; Garnsey).djvu/248

 228 inner histological connection between leaves and axes, shoots and parent-shoots, primary and secondary roots, and above all in gaining a correct insight into subsequent growth in thickness and so learning to understand the true mode of formation of a woody body and of the secondary rind. It is then the task of the following chapter to give a more detailed account of the history of phytotomy, the salient points in which have now been indicated.