Description:
A sunflower germplasm HA-BSR1 was selected from F7-derived recombinant inbred line population from the cross HA 441/RHA 439. HA 441 (PI 639164) is a maintainer selected from the cross HA 412/SD. HA 412 (PI 603993) is a USDA-ARS released maintainer, and SD is a maintainer from INRA, France. RHA 439 (PI 639162) is a restorer selected from the cross RHA 377/AS 3211. RHA 377 (PI 560145) is a restorer and AS 3211 is a French hybrid.