PR 63 A 90
ActiveHelianthus annuus L. · Sunflower
Soper, John
Helianthus annuus L. Sunflower · Agricultural · bred by Syngenta participation AG
also searched as: нкс72191
10 August 2026
The designation NX72191 is used in official plant variety rights registers to identify the sunflower hybrid СИ Честер (SY CHESTER).
A detailed description of morphological characteristics, such as plant height, disease resistance, or maturity group, is not provided in public registers, as this code is used primarily in registration documentation.
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.
№ 17039008
№ 018463_A 018463
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
Helianthus annuus L. · Sunflower
Revol Benoit
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Oliv"ie Ladsus
Helianthus annuus L. · Sunflower
Syngenta Participations AG
Helianthus annuus L. · Sunflower
Syngenta Crop Protection AG, CH
Helianthus annuus L. · Sunflower
Syngenta participation AG
Nearby in the species list NX62349, NX62350, NX62351, NX62356, NX62363, NX63174, NX63257, NX63258, NX63280, NX64005, NX72192, NX72293, NX72297, NX72298, NX72399, NX73104, NX73195, NX73196, NX77186, NX78200