PR 63 A 90
ActiveHelianthus annuus L. · Sunflower
Soper, John
Helianthus annuus L. Sunflower · Agricultural · bred by FOURNEAU Michael
also searched as: трс3546
10 August 2026
The object TRS3546 is officially registered as a parent component of Helianthus annuus. This material is intended for use by breeders in the hybridization process and is not a variety or hybrid for commercial production and mass sowing.
Technical data on morphological traits, such as plant height, yield, or oil content, are absent from public registry records, as they are proprietary internal information of the owner.
1 jurisdiction
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.
№ 20939046
The right is granted for a limited term: propagation of the variety requires a license from the rights holder.
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
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Nearby in the species list TRO5446R, Trofeo, Troïka rm, Tromba, Tronik, Tropic, TRR5691R, TRR5716R, TRS 3341, TRS3285, TRS5017R, TRS5263R, TRS5343R, TRS5445R, TRS5447R, TRS5570R, TRS5609R, TRS5685R, TRS5687R, TRS5796R