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Silex

Terminated

Brassica napus var. napus Rapeseed · Agricultural · bred by Maribo Seed International ApS

also searched as: силекс

Variety description

10 August 2026

A winter oilseed rape variety of Danish origin, bred by Maribo Seed. In the past, it was used in international comparative studies of the genetic diversity of this crop.

The variety name is mentioned in the pedigrees of later rapeseed lines as one of the parent components in the development of breeding samples. Detailed agronomic characteristics, including productivity indicators, resistance, and seed quality, are not available in open sources.

Sources2
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Countries of admission

3 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.

terminated no record

Variety in registries Regions of admission, rights holders, and status of plant breeders' rights

Parties

Breeder
Maribo Seed International ApS 325 Developed the variety
Applicant
Rustica Prograin Genetique SA (FR) Submitted the application to the register
Rights holder
Maribo Seed International ApS 325 Holds the rights to the variety
Maintainer
Rustica Prograin Genetique 692 Responsible for variety maintenance

Admission to trade

The variety is listed in the national registry — its seeds are authorized for sale in this country.

  • DK Denmark Active

    № 13033

    Application
    31 July 1986
    Terminated
    16 January 1991
  • FR France Terminated

    № 0061673

    Application
    1 August 1988
    Registration
    1 January 1991
    Terminated
    30 December 1991
  • PL Poland Active

    № SR R938

    Application
    6 August 1992
    Terminated
    28 February 1994

Plant breeders' rights

The right is granted for a limited term: propagation of the variety requires a license from the rights holder.

Denmark № 13033
Active
  1. Application filed 12 June 1990
  2. Registered
  3. Entry closed 16 January 1991

More 1 record protections in other jurisdictions are shown on the map above.

Records are sourced from official registry publications. Data sources and legal status

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This is a directory, not an official registry: data is based on public disclosures and may have changed. More about sources

Same species

Other varieties: Rapeseed

All 6 135 varieties of species

PX 113

Active

Brassica napus var. napus · Rapeseed

Pioneer Overseas Corporation US (USA)

FR HR IE UA
13 records

Brassica napus var. napus · Rapeseed

PIONEER SALES| Pioneer Hi-Bred Northern Europe Sales Division GmbH

DE FR HR IE UA
16 records

Brassica napus var. napus · Rapeseed

RUSTICA (FR)

CZ DE DK FR IE PL
17 records

Sigrid

Active

Brassica napus var. napus · Rapeseed

Elisabeth Gunnarsson

3 records

SILAS

Withdrawn

Brassica napus var. napus · Rapeseed

DK
1 record

Silva

Active

Brassica napus var. napus · Rapeseed

SEMUNDO SAATZUCHT GMBH

ES
2 records

Nearby in the species list Si Hansen, Sidoni CS, Sierra, Siesta, Siggi, Sigma, Signal, Signum, Sigrid, SILAS, Silva, Silvano KWS, Silver, SILVER FOX, Silvia, Simona, SINATRA, Sinner, Sioux, SIRIUS

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