Invasion of Brassica nigra in North America — Multiple introductions
![Invasion of Brassica nigra in North America — Multiple introductions Invasion of Brassica nigra in North America — Multiple introductions](https://wpd.ugr.es/~fperfect/wp-content/uploads/Brassica_nigra_-_Köhler–s_Medizinal-Pflanzen-170-484x300.jpg)
We suggest that invasive B. nigra populations were introduced in North America from multiple sources in the native range.
Evolutionary genetics, research, teaching
We suggest that invasive B. nigra populations were introduced in North America from multiple sources in the native range.