The Riant variety belongs to the butterhead lettuce type. According to archival data, it was mentioned in lettuce variety lists in the late 1990s.
The variety is not represented as a commercial item in the manufacturer's current assortment. Current descriptions, including data on maturity or disease resistance, are absent in professional catalogs.
Sources2
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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.
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This is a directory, not an official registry: data is based on public disclosures and may have changed.
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