PR 63 A 90
ActiveHelianthus annuus L. · Sunflower
Soper, John
Helianthus annuus L. Sunflower · Agricultural · bred by NOVARTIS SEEDS
also searched as: рв 666
10 August 2026
RW 666 is genetic material used by breeders to study trait variability, inheritance of quantitative characteristics, and evaluation of drought tolerance. The line is used in crossing experiments to create hybrids.
Open sources lack descriptions of morphological traits or detailed agronomic characteristics, such as plant height, maturity group, or disease resistance, as the object is not intended for commercial sowing.
6 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.
breeder code RW666
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.
№ 217612
№ 1261/77
№ 09017018
The right is granted for a limited term: propagation of the variety requires a license from the rights holder.
More 4 records protections in other jurisdictions are shown on the map above.
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
Helianthus annuus L. · Sunflower
Oliv"ie Ladsus
Helianthus annuus L. · Sunflower
NORTHRUP KING Co (US)
Helianthus annuus L. · Sunflower
NORTHRUP KING Co (US)
Helianthus annuus L. · Sunflower
Nearby in the species list Rustica 170, Rustica 172, Rustica 223 SU, Rustiflor, RW 16 M, RW 648, RW 651, RW 655, RW 659, RW 663, RW 666 RM 1, RW66613, RW66655, RW66663, RW66681, RW666IMI, RXA PES 26 1Rf, Ryhasol, Rytchi, S 11/19