The lettuce variety named Classic, also known as XP 5171, belonged to the crisphead or head lettuce type. This variety was intended for cultivation in the autumn period and possessed resistance to lettuce mosaic virus.
The name Classic is encountered in agronomic literature both to designate other vegetable crops and as a common term to describe traditional techniques or variety types.
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.
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data for which we do not publish: their registry licenses have not yet been verified.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
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