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Rio Grande B

Active

Vitis L. Grapevine · Fruit crops

also searched as: рио гранде б

Variety description

10 August 2026

The variety belongs to the species Vitis vinifera L. and is officially included in the National Catalog of Grape Varieties of Portugal. The culture is mentioned in the context of Portuguese viticulture, in particular, in publications dedicated to grape varieties in the Azores and the mainland part of the country.

In specialized databases, the variety is listed as a minor variety. Detailed morphological and agrotechnical characteristics, including resistance indicators, growth vigor, or ripening periods, are absent in open sources. The variety appears in scientific publications as an object of analysis for the chemical composition of wines and grapes.

Sources4
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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.

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
QZ

no record

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

Parties

Maintainer
PT 1 213 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

    № Rio Grande B*PT 1

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: Grapevine

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Vitis L. · Grapevine

UNIVERSITY OF CALIFORNIA KEARNEY AGRICULTURAL CENTER

9 records

RS-3

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Vitis L. · Grapevine

UNIVERSITY OF CALIFORNIA KEARNEY AGRICULTURAL CENTER

9 records

Rinot

Active

Vitis L. · Grapevine

Prof. Ing. Vilém Kraus, CSc. (CZ)/Doc. Ing. Miloš Michlovský, CSc. (CZ)/Lubomír Glos (CZ)/Vlastimil Peřina (CZ)

CZ
3 records

Nearby in the species list Riesling Italian 15 Bl., Riesling Italian 3 Bl., Riesling italico, Riesling Italico B., Riesling renano, Riesling renano B., Riesling Wisser Rheinriesling, Rimava, Riminèse B, Rinot, Riparia Gloire de Montpellier, RIPARIA GLORIA DE MONTPELLIER, Riparia portalis, Ripolo B., Ritino N, Rivairenc blanc B, Rivairenc gris G, Rivairenc N, Rivaner, Rizamat

Discussion: Rio Grande B

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