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Which Brassica species produces rutabagas and rapeseed?

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broccoli — Brassicales Broccoli (*Brassica oleracea*, variety *italica*).

Both rutabagas and rapeseed are produced by the same species, Brassica napus.12

While they share the same scientific name, they are classified as different varieties:
* Rutabaga is Brassica napus variety napobrassica, cultivated primarily for its edible root.1
* Rapeseed is Brassica napus variety napus, grown for its seeds, which are used to produce canola oil and other industrial products.2

Both plants belong to the mustard family (Brassicaceae) within the order Brassicales.123