| Name | Forsythia suspensa var. sieboldii Zabel |
| Authorship | Zabel |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Forsythia suspensa (Thunberg) Vahl |
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| Name | Forsythia suspensa var. sieboldii Zabel |
| Authorship | Zabel |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Forsythia suspensa (Thunberg) Vahl |