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Public domain varieties
protection has expired
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Crops
All: crops
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botanical species
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if the exact species is unknown
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diseases and cultivar traits
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All: breeders
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breeder of the variety
Company groups
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Thomas Viehweg
Thomas Viehweg
Varieties in registries
9
Also listed in registries as:
Thomas Viehweg
Breeder's varieties
Christmas Star
Active
Helleborus L.
· Christmas Rose
Thomas Viehweg
3 records