These are Descendant charts and show the family members who descend from an ancestor.
These charts also show the children of the descendants. Descendant charts are created
from Gedcom files. Gedcom files are the files that are created by most Genealogy programs.
Descendant charts need to be made from Gedcom files and are not able to be made as a blank
charts for you to fill in as there is no way to determine the number of children in each generation.
the information inserted in the chart can either be life-span
or even more detail