What is a Pedigree Chart?
A Pedigree Chart is a family tree chart used in genealogy.
"The chart most people begin with is a pedigree chart. This chart begins with you and branches back in time, displaying the line of your direct ancestors. Most pedigree charts cover four generations, including space to include names plus dates and places of birth, marriage and death for each individual." (genealogy.about.com/ od/ free_charts/ a/ forms.htm)