Calrose rice
| Calrose | |
|---|---|
| Species | Oryza sativa | 
| Hybrid parentage | 'Caloro' × 'Calady' | 
| Subspecies | O. s. subsp. japonica | 
| Cultivar group | Temperate japonica | 
| Origin | United States 1948 | 
Calrose is a medium grain rice variety, notable for being the founding variety of the California rice industry.