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Riccia rossa d'America

Protection expired

Lactuca sativa L. Lettuce · Vegetables · bred by Semenarna Ljubljana, SI

also searched as: риккиа росса д америка

Variety description

10 August 2026

The variety is classified in the butterhead lettuce group. The name da taglio indicates the possibility of harvesting leaves as they regrow. International synonyms include Ameriška rjavka, Amerikanischer brauner, Amerikansk pluksalat, Frisée d'Amérique, and Gekrulde Amerikaanse.

The plant is traditionally used for preparing mixed salads, garnishing dishes, and sandwiches. The variety is considered an old one, likely of folk selection, widely distributed under various local names.

Sources2
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Countries of admission

2 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
Semenarna Ljubljana (SI) 313 Developed the variety
Applicant
Semenarna Ljubljana (SI) 313 Submitted the application to the register

Admission to trade

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

  • IT Italy Terminated

    № 000427_O 000427

    Registration
    20 June 1977
    Terminated
    4 February 1999
  • SI Slovenia Protection expired

    № LAC001

    Terminated
    1 January 2005

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: Lettuce

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SYNGENTA SEEDS B.V.

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Ricci

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Richard

Terminated

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NL
3 records

Nearby in the species list Riana, Riant, Rianxo, RIAZOR, Ribaï, Ribeca, Ricardo, Ricardo I, Riccardo, Ricci, Richard, Richards, RICHLAND, Ricote, Rictus, Rigatta, Rigby, Rigel, Righter, Rigole

Discussion: Riccia rossa d'America

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