Prairie burdock (Silphium terebirthinaceum): sections of the flowering stem with separate flower and fruit. Coloured engraving after F. von Scheidl, 1770.

    • Scheidl, Franz Anton von, 1731-1801.
    Date:
    [1770]
    Reference:
    17615i

    Licence: Public Domain Mark

    Credit: Prairie burdock (Silphium terebirthinaceum): sections of the flowering stem with separate flower and fruit. Coloured engraving after F. von Scheidl, 1770. Wellcome Collection. Source: Wellcome Collection.

    no text alternative