PR 63 A 90
ActiveHelianthus annuus L. · Sunflower
Soper, John
Helianthus annuus L. Sunflower · Agricultural · bred by SPANNER| Hermann Spanner KG
also searched as: спаннерс аллзвек
10 August 2026
The variety represents material for biological and biochemical research, rather than for mass agricultural cultivation. In scientific practice, it is known as a source of callus cultures.
Cells of this variety have been used in experiments studying ethylene biosynthesis, the induction of enzymatic activity in response to fungal elicitors, as well as lipid metabolism and glyoxysome activity.
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.
№ SOL 00003
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 SORIA, Soroa, Soroka, Sorrentasol, -, Sospiro, Sotis, Sotnyk, SP 219, SP 220, Spantas, Sparta, Speedy, SPIAGIO, Spicy, Spika, Spiro, Spirou, Splendia, Splendor