A variety of Czech breeding, historically mentioned among traditional vegetable crop varieties in Czechoslovakia, such as Valašský, Rudnický and Stupický Kamenáč.
In scientific studies dedicated to the study of lettuce resistance to downy mildew (Bremia lactucae), it is noted that this variety is susceptible to this disease.
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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