Figure A1
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The drawing of Tristomum integrum by Joseph Zehner, 1845. The label of the drawing reads “Tristoma integrum Dies., Xiphias gladius bran., Venedig”, and no text is associated with it. Reproduced with authorisation from the original now kept in the Austrian National Library, digitised and publicly available as https://onb.digital/result/1176CD51.
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