Vervain (Verbena officinalis): flowering stem and floral segments. Coloured engraving after J. Sowerby, 1800.

  • Sowerby, James, 1757-1822.
Date:
1 July 1800
Reference:
25175i

Licence: Public Domain Mark

Credit: Vervain (Verbena officinalis): flowering stem and floral segments. Coloured engraving after J. Sowerby, 1800. Wellcome Collection. Source: Wellcome Collection.

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