Citrus × paradisi
- Popular name(s): Grapefruit
- Botanical name: Citrus × paradisi
- Family: Rutacaceae
- Origin: Only cultivated, the Grapefruit is a crossing between Sweet Orange (C. × sinensis) and Pomelo (C. maxima).
- Edible: Yes, Grapefruit tastes slightly sweet to sour or bitter, depending on the variety and degree of ripeness.