CONTENTS. 



ON THE STRUCTURE OF THE PALM-STEM. 

 BY PKOF. H. VON MOHL. 



PAGE 

 Introduction . . ... . . .3 



On Palm-Stems . . . .5 



Form of the Palm-Stem . . . . . ib. 



Course of the Vascular Bundles in the Stem . , 7 



Cellular Tissue of the Palm-Stem . . .10 



Structure of the Vascular Bundle . . .15 



Modifications of the Structure of the Vascular Bundle in 



various Palm-Stems . . . .19 



Of the Structure of the particular Anatomical Systems of 



the Vascular Bundle . . . .20 



Comparison of the Palm-stem with the stems of other 



Monocotyledons . . . . .30 



Comparison of the Vascular Bundle of the Palms with that 



of the Dicotyledons . . . . .36 



Comparison of the Palm-stem with the Stem of Dicotyledons 39 



On the Root of the Palms . . . . .45 



Form of the Root . . . . . ib. 



Anatomical Examination of the Root . . .46 



Appendix ... .51 



