Recorded ancestors and full siblings. Drag to move; select a variety to explore its record.
This varietyCroxton Grapefruit
Tropical Fruit Forum reply #6 attributes a seedling origin to Dr. Robert Rodney Croxton in Columbia, South Carolina. It gives no seed parent, pollen parent, or documented selection process.
Source [2]: https://www.tropicalfruitforum.com/index.php?topic=18065.0
World of Citrus