Panarctic Flora

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672601a Brassica rapa subsp. campestris (L.) A.R. Clapham

Distribution

Northern Iceland: Casual (Adventive)
Northern Fennoscandia: Casual (Adventive)
Kanin - Pechora: Casual (Adventive)
Taimyr - Severnaya Zemlya: Casual (Adventive)
Kharaulakh: Casual (Adventive)
West Chukotka: Casual (Adventive)
Western Alaska: Persistent (Adventive)
Hudson Bay - Labrador: Casual (Adventive)
Western Greenland: Casual (Adventive)
Eastern Greenland: Casual (Adventive)
Mid Arctic Tundra: Casual (Adventive)
Southern Arcti Tundra: Casual (Adventive)
Shrub Tundra: Persistent (Adventive)
Bordering boreal or alpine areas: Persistent (Adventive)

GBIF

2n= 20 (2x). - Europe, Canada. - Numerous reports.

Geography: European - Asian: ICE** NOR** RUS** ALA* CAN** GRL**.

Notes: Murray and Elven: Brassica rapa subsp. campestris occurs as an established adventive in at least one arctic geothermal site, the Pilgrim Hot Springs on the Seward Peninsula in western Alaska. It is casual elsewhere, e.g., in northwestern Europe where it is established in the southern to middle boreal zones but casual in the northern boreal and arctic zones.

Higher Taxa