PR 63 A 90
ActiveHelianthus annuus L. · Sunflower
Soper, John
10 August 2026
The hybrid is characterized by a high oleic acid content, which according to test results reaches 90.4%. This hybrid is regularly mentioned in research papers as an object for analyzing drying processes, as well as for studying the physical properties of seeds and the composition of oilseed meal.
Detailed morphological descriptions, such as plant height indicators, maturity group, or detailed data on disease resistance, are absent from open publications.
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 variety is listed in the national registry — its seeds are authorized for sale in this country.
№ 217393
№ 309361
Records are sourced from official registry publications. Data sources and legal status
The directory replicates the primary source. If an entry differs from the official publication, please specify the discrepancy and provide a link if possible. Corrections are added to the moderation queue.
This is a directory, not an official registry: data is based on public disclosures and may have changed. More about sources
Same species
Helianthus annuus L. · Sunflower
Soper, John
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Revol Benoit
Helianthus annuus L. · Sunflower
Oliv"ie Ladsus
Helianthus annuus L. · Sunflower
Helianthus annuus L. · Sunflower
Soper, John
Helianthus annuus L. · Sunflower
Pioneer Hi-Bred International Inc (US)
Nearby in the species list Pr64j80, Pr64k83, PR64L10, Pr64l43, PR64LE17, PR64LE21, PR64M60, PR64X37, PR65A01, PR65A22, PR69A00, PR702, PR720, PR741, PR754, Praia, Pralino, Praveks, Precia, Precolei