64 ESSENTIALS OF BOTANY 
80. Review Summary of Stems. 
Kinds of branching due to leaf arrangement . .. . {° 
Kinds of tree-trunk due to greater or less predominance i 
of terminal bud 2. 
1 
Classes of plants based on amount of woody stem 
Classes of plants based on duration of life 
Kinds of underground stem 
Condensed stems above ground . 
Leaf-like stems 
Various modes of climbing . . ..... +... { 
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. 
