PR 63 A 90
ActiveHelianthus annuus L. · Sunflower
Soper, John
Helianthus annuus L. Sunflower · Agricultural · bred by PIONEER OVERSEAS CORPORATION
also searched as: п 64 ле 19
10 August 2026
The hybrid is a tall plant with a convex, drooping head. The crop is resistant to lodging and shedding, possesses tolerance to the main economically significant diseases, including new races of downy mildew, and broomrape races A–E.
The plant belongs to the linoleic type and shows high oil content in the seeds. The hybrid is adapted for cultivation in forest-steppe zones and the northern steppe, genetically close to the hybrid PR64A83.
5 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.
Variety registered as early as 2 jurisdictions, data for which we do not publish: their registry licenses have not yet been verified. This section will be available upon verification.
breeder code XF4041
A single variety may be registered in different countries under different names. All records are consolidated into one profile based on the breeder's code—an internal number that is identical for the variety across all registries.
The primary name shown is the one under which the variety is registered in the largest number of jurisdictions. Search finds the variety by any of its names.
The variety is listed in the national registry — its seeds are authorized for sale in this country.
№ A15211
№ 217248
№ 08017106
№ 2491/157
№ 52703
№ 320-04-259/2010-11
№ 1003996
Records are sourced from official registry publications. Data sources and legal status
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Nearby in the species list P 62 LL 109, P 63 LE 10, P 63 LL 01, P 63 LL 06, P 63 LL 124, P 63 LL 40, P 64 HE 118, P 64 HH 106, P 64 LC 108, P 64 LE 121, P 64 LE 25, P 64 LE 99, P 64 LL 125, P 64 LL 41, P 64LP140, P 8, P-97-1402, P157R, P15IW2J, P2097R