Two plants, a knapweed (Centaurea jacea) and star-thistle (Centaurea calcitrapa): flowering and fruiting stems. Coloured etching by C. Pierre, c. 1865, after P. Naudin.

    • Naudin, Philibert, active 1870.
    Date:
    [1865]
    Reference:
    24667i
    Catalogue details

    Licence: Public Domain Mark

    Credit: Two plants, a knapweed (Centaurea jacea) and star-thistle (Centaurea calcitrapa): flowering and fruiting stems. Coloured etching by C. Pierre, c. 1865, after P. Naudin. Wellcome Collection. Source: Wellcome Collection.

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