What are the possible genotypes of the parents?

According to this pedigree created by Dr. Laurie Ann Demmer and the punnet square created by me, the genotypes would be as followed:

FF- 0%

Ff- 50%

ff- 50%

Sources:

http://ocw.tufts.edu/data/20/301035/301050_xlarge.jpg

Punnet square created by Justin Hrabovsky using Paint.NET