PR 63 A 90
ActiveHelianthus annuus L. · Sunflower
Soper, John
Helianthus annuus L. Sunflower · Agricultural · bred by PIONEER HI-BRED INTERNATIONAL
also searched as: ф5002р
10 August 2026
The line was obtained by backcrossing and pedigree methods based on lines U01P6LM and B0642LM. It is homozygous for the dominant fertility restoration trait for CMS PET 1 cytoplasmic male sterility.
The plant possesses resistance to Express group herbicides. Morphologically, it is characterized by yellow pollen color and a convex head shape; seeds have an oblong shape with a curved cross-section.
This genetic material is not intended for direct sowing as a commercial variety. Hybrids created with the participation of this line are adapted for cultivation in the Northern Plains regions of the USA, as well as in Central, Eastern, and Western Europe.
2 jurisdictions
Green indicates countries where the variety is listed in the national catalogue and its seeds are authorized for sale. Expired registrations are marked separately: the variety was previously admitted, but sale is no longer permitted.
The right is granted for a limited term: propagation of the variety requires a license from the rights holder.
More 1 record protections in other jurisdictions are shown on the map above.
Records are sourced from official registry publications. Data sources and legal status
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PIONEER HI-BRED INTERNATIONAL
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PIONEER OVERSEAS CORPORATION
Nearby in the species list Ph1004b, Ph1005b, Ph1015b, Ph1019b, Ph1021b, Ph1031a, Ph1031b, Ph1032a, Ph1032b, Ph5001r, Ph5017r, Ph5020r, Ph5034r, Ph5044r, Ph5060r, Ph5101r, PH546B, PH650A, PH650B, PH694/A