82 FOUNDATIONS OF BOTANY 
thin enough closely to imitate leaves. In short, the stem 
manifests great readiness in adapting itself to the most 
varied conditions of existence. 
95. Review Summary of Stems. 
Kinds of branching due to leaf arrangement . 
Kinds of tree-trunk due to greater or less predominance 1 
of terminal bud 2. 
t. 
Classes of plants based on amount of woody stem . . ine 
3. 
i 
Classes of plants based on duration of life . . .. . 2. 
3. 
A 
Various modes of climbing Pe WT A aT eee 2. 
3. 
iE 
Kinds of underground stem 2. 
3. 
Condensed stems above ground { 
Leaf-like stems 
1 Where it is possible to do so, make sketches; where this is not possible, 
give examples of plants to illustrate the various kinds or classes of plants in 
the summary. 
