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agronom.cc cultivar database

Jacobus Robertus de Jong

Varieties in registries
2

Also listed in registries as: Jacobus Robertus de Jong

Breeder's varieties

Star of Magic

Active

Astrantia major L. · Masterwort

Jacobus Robertus de Jong

3 records

Long John

Application submitted

Talinum paniculatum (Jacq.) Gaertn.

Jacobus Robertus de Jong

2 records

Star of Flame

Active

Astrantia L. · Masterwort

Jacobus Robertus de Jong

3 records

Mammoth Eliza

Active

Helleborus L. · Christmas Rose

Jacobus Robertus de Jong

2 records