Pedigree of Canadice Grape, bred by NY Cornell U in 1977
Genealogy for Plants cannot readily be done with the same software that we use for human families (and which can be used for other animals, though perhaps with difficulties), for two reasons.
One, many plants are self-fertile. There are flexible and variable versions of this, such as with apple trees which may require a pollinator-variety, or may bear fruit by themselves. Conversely, other plants like peas, tomatoes and cereal grains, normally fertilize themselves and are not cross-pollinated at all. … cont’d >