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Lolium perenne L. Perennial ryegrass · Agricultural · bred by ZWAAN AND DE WILJES

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Variety description

10 August 2026

The variety is diploid (2n) and is characterized by a semi-erect growth habit. It possesses rapid growth, high dry matter yield, and low tendency to stem elongation.

Intended for use as a forage crop for agricultural animals. In scientific research, it is used as an object for studying plant physiological reactions and stress tolerance.

Sources6

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Countries of admission

5 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.

IS FI NO SE EE IE GB DK LV LT NL DE PL BY PT ES FR BE CZ SK UA RU LU CH AT HU MD IT SI HR RS RO MT GR BG CY

QM QZ

terminated no record

Variety registered as early as 1 jurisdiction, data for which we do not publish: their registry licenses have not yet been verified.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: ZWAAN AND DE WILJES 62 Developed the variety
Applicant: VANDIJKE SEMP 16 Submitted the application to the register
Maintainer: DLF Trifolium A/S (DK) 7 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 Active

№ 204931
GB United Kingdom Terminated

№ 13/679

Application

24 November 1983

Terminated

31 July 2001
FR France Protection expired

№ 0058081

Application

15 December 1984

Registration

1 January 1988

Terminated

31 March 2003
BE Belgium Terminated

№ VG/A/LOLPE/00013

Application

20 September 1989

Registration

17 March 1994

Terminated

31 December 2000
NL Netherlands Terminated

№ RGE371

Application

18 November 1993

Registration

18 January 1993

Terminated

9 December 2020

Registry	Number	Application	Registration	Terminated	Status
QZ European Union	204931	—	—	—	Active
GB United Kingdom	13/679	24 November 1983	—	31 July 2001	Terminated
FR France	0058081	15 December 1984	1 January 1988	31 March 2003	Protection expired
BE Belgium	VG/A/LOLPE/00013	20 September 1989	17 March 1994	31 December 2000	Terminated
NL Netherlands	RGE371	18 November 1993	18 January 1993	9 December 2020	Terminated

Plant breeders' rights

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

United Kingdom № 13/679

Terminated

Application filed —
Registered —
Entry closed 29 June 2001

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

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Breeder

ZWAAN AND DE WILJES

breeder code ZW 42-113

All 62 varieties of company

Registry records

Total records: 7
Jurisdictions shown: 5
Not yet disclosed: 1
First registration: 1988

Same species