Intermediate Evening-primrose - Oenothera glazioviana x biennis = O. x fallax

    Description

    "Intermediate Evening-primrose is a stable derivative of Large-flowered Evening-primrose, O. glazioviana (female) and Common Evening-primrose, O. biennis (male). It is constant in appearance and can occur in absence of parents. Back-crosses can occur."(Stace 1995)

    Similar Species

    The Evening-primrose group is a difficult one, which is further complicated by hybridization. Where possible a specimen should be checked by an expert to confirm identification.

    Photo ID?
    Habitat

    Prefers open, well-drained soil, but can grow on heavier, part-shaded ground.

    When to see it

    Flowers June to September.

    Life History

    Biennial.

    UK Status

    Widespread in England and Wales.

    VC55 Status

    Status in Leicestershire and Rutland not known. In the 1979 Flora survey of Leicestershire it was not recorded.

    Leicestershire & Rutland Map

    UK Map