CONTENTS.

ON THE STRUCTURE OF THE PALM-STEM.

By Pro®. H. you 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