y - -~ ~~-- / •■- ' - ■ ^ ■ 



' S* " -rtJ'' "' ? '?'~ \ TBI 



Fig. 297. A group of tropical plants. To the left of the center ia a tree fern, with its 

 Blender columnar stem and crown of large leaves. The large-leaved plants to the 

 right are bananas (monocotyledons). 



22 



