Oenothera biennis
| Inflorescence | indeterminate |
| Recorded | 2010-07-04 |
| Location | Rothrist AG-CH |
| Copyright | Florence Rüegger |
| Family | Onagraceae |
| Neophyte | Yes |
| Blooming Period | june–september |
| Height | 30–150cm |
| References | en.wikipedia.org |
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