Lactuca sativaL.Lettuce· Vegetables· bred by Rijk Zwaan Zaadteelt en Zaadhandel B.V.
also searched as: реквена
Variety description
10 August 2026
The plant forms leaves with a blistered surface, thick structure, and entire margin. The variety is suitable for harvesting both as individual leaves and as whole heads. The morphological description notes the presence of basal side shoots, white seeds, and a moderately raised midrib.
The variety possesses resistance to downy mildew races Bl:16–30, 32, 33 EU, fusarium wilt Fol:1, and lettuce aphid Nr:0, as well as intermediate resistance to lettuce mosaic virus LMV:1. The variety is used for commercial production of lettuce products and as a genetic component in the development of other varieties.
Sources4
Loading…
Countries of admission
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.
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data for which we do not publish: their registry licenses have not yet been verified.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.
Variety in registries
Regions of admission, rights holders, and status of plant breeders' rights
Parties
Breeder
Rijk Zwaan Zaadteelt en Zaadhandel B.V.Developed the variety
Applicant
Rijk Zwaan Zaadteelt en Zaadhandel B.V.Submitted the application to the register
Rights holder
Rijk Zwaan Zaadteelt en Zaadhandel B.V.Holds the rights to the variety
Maintainer
Rijk Zwaan Zaadteelt en Zaadhandel B.V.Responsible for variety maintenance
Admission to trade
The variety is listed in the national registry — its seeds are authorized for sale in this country.
QZ
European Union
Terminated
№ 273809
Registration
7 April 2016
Terminated
19 August 2025
NL
Netherlands
Terminated
№ SLA3429
Application
26 June 2014
Registration
7 April 2016
Terminated
19 August 2025
Registry
Number
Application
Registration
Terminated
Status
QZ
European Union
273809
—
7 April 2016
19 August 2025
Terminated
NL
Netherlands
SLA3429
26 June 2014
7 April 2016
19 August 2025
Terminated
Plant breeders' rights
The right is granted for a limited term: propagation of the variety requires a license from the rights holder.
Netherlands№ SLA3429
Terminated
Application filed
26 June 2014
Registered
7 April 2016
Entry closed
12 March 2025
More 3 records
protections in other jurisdictions are shown on the map above.
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