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. 2019 Aug 8;10:1016. doi: 10.3389/fpls.2019.01016

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Copyright © 2019 Lin, Klinkhamer, Pons, Mulder and Vrieling

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Distribution map of native and invasive Jacobaea vulgaris. Europe (A, n = 46 populations), Australia (B, n = 10 populations), New Zealand (C, n = 2 populations), Western North America (D, n = 13 populations) and Eastern North America (E, n = 6 populations). Different colors in the pie charts indicate different chemotypes in each population and the proportion of different colors in one population indicate the number of genotypes from corresponding chemotypes (1 or 2 out of 3 mother plants).