Tragopogon pratensis: Multiple introductions to North America, circumscription, and the formation of the allotetraploid T. micellus

Soltis, D.E., E.V. Mavrodiev, V. Brukhin, E.H. Roalson, D.C. Albach, G.T. Godden, Y.E. Alexeev, M.A. Gitzendanner, C.C. Freeman, V.N. Suárez-Santiago, and P.S. Soltis. 2023. Tragopogon pratensis: Multiple introductions to North America, circumscription, and the formation of the allotetraploid T. micellus. Taxon 72: 848-861.