Scorzonera undulata, Taxa Only, Exact Match: 3 Treatments

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Scorzonera undulata     Nualart, Neus, Soriano, Ignasi, Prieto, David Pérez & Ibáñez, Neus, 2021, Catalogue and typification of the Moroccan taxa published by Carlos Pau, Phytotaxa 519 (1), pp. 1-94 : 70-75 70-75
Scorzonera undulata     Bartolucci, Fabrizio, Galasso, Gabriele & Conti, Fabio, 2020, Nomenclatural novelties and typification of names in Scorzonera sensu lato (Asteraceae, Cichorieae) for the Italian vascular flora, Phytotaxa 437 (5), pp. 279-290 : 286 286
Scorzonera undulata     Tutin, T. G., Heywood, V. H., Burges, N. A., Moore, D. M., Valentine, D. H., Walters, S. M. & Webb, D. A., 1976, Flora Europaea. Volume 4. Plantaginaceae to Compositae (and Rubiaceae), Cambridge University Press : 319 319