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Verbascum thapsus subsp. thapsus
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Tutin, T. G., Heywood, V. H., Burges, N. A., Moore, D. M., Valentine, D. H., Walters, S. M. & Webb, D. A., 1972, Flora Europaea. Volume 3. Diapensiacea to Myoporaceae, Cambridge: Cambridge University Press
: 211
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211 |
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Verbascum thapsus subsp. thapsus
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Konrad Lauber, Gerhart Wagner & Andreas Gygax, 2018, Flora Helvetica - Scrophulariaceae, Flora Helvetica, Bern: Haupt Verlag, pp. 928-936
: 928
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928 |
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Verbascum thapsus subsp. thapsus
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Info Flora, 2021, Info Flora Schweiz - Scrophulariaceae, https://www.infoflora.ch/de/flora/scrophulariaceae.html (accessed 2023-10-20)
: -1
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-1 |
